131428836

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2789}}^1$

素因数の和:2834

約数の個数: 144

約数和(自身を含む): 438721920

約数和(自身を除く): 307293084

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 17, 18, 21, 22, 28, 33, 34, 36, 42, 44, 51, 63, 66, 68, 77, 84, 99, 102, 119, 126, 132, 153, 154, 187, 198, 204, 231, 238, 252, 306, 308, 357, 374, 396, 462, 476, 561, 612, 693, 714, 748, 924, 1071, 1122, 1309, 1386, 1428, 1683, 2142, 2244, 2618, 2772, 2789, 3366, 3927, 4284, 5236, 5578, 6732, 7854, 8367, 11156, 11781, 15708, 16734, 19523, 23562, 25101, 30679, 33468, 39046, 47124, 47413, 50202, 58569, 61358, 78092, 92037, 94826, 100404, 117138, 122716, 142239, 175707, 184074, 189652, 214753, 234276, 276111, 284478, 331891, 351414, 368148, 426717, 429506, 521543, 552222, 568956, 644259, 663782, 702828, 853434, 859012, 995673, 1043086, 1104444, 1288518, 1327564, 1564629, 1706868, 1932777, 1991346, 2086172, 2577036, 2987019, 3129258, 3650801, 3865554, 3982692, 4693887, 5974038, 6258516, 7301602, 7731108, 9387774, 10952403, 11948076, 14603204, 18775548, 21904806, 32857209, 43809612, 65714418, 131428836]

約数ペア:

[(1, 131428836), (2, 65714418), (3, 43809612), (4, 32857209), (6, 21904806), (7, 18775548), (9, 14603204), (11, 11948076), (12, 10952403), (14, 9387774), (17, 7731108), (18, 7301602), (21, 6258516), (22, 5974038), (28, 4693887), (33, 3982692), (34, 3865554), (36, 3650801), (42, 3129258), (44, 2987019), (51, 2577036), (63, 2086172), (66, 1991346), (68, 1932777), (77, 1706868), (84, 1564629), (99, 1327564), (102, 1288518), (119, 1104444), (126, 1043086), (132, 995673), (153, 859012), (154, 853434), (187, 702828), (198, 663782), (204, 644259), (231, 568956), (238, 552222), (252, 521543), (306, 429506), (308, 426717), (357, 368148), (374, 351414), (396, 331891), (462, 284478), (476, 276111), (561, 234276), (612, 214753), (693, 189652), (714, 184074), (748, 175707), (924, 142239), (1071, 122716), (1122, 117138), (1309, 100404), (1386, 94826), (1428, 92037), (1683, 78092), (2142, 61358), (2244, 58569), (2618, 50202), (2772, 47413), (2789, 47124), (3366, 39046), (3927, 33468), (4284, 30679), (5236, 25101), (5578, 23562), (6732, 19523), (7854, 16734), (8367, 15708), (11156, 11781)]