2878777636

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:282

約数の個数: 108

約数和(自身を含む): 6141703260

約数和(自身を除く): 3262925624

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 61, 94, 98, 109, 122, 188, 196, 218, 244, 329, 427, 436, 658, 763, 854, 1316, 1526, 1708, 2209, 2303, 2867, 2989, 3052, 4418, 4606, 5123, 5341, 5734, 5978, 6649, 8836, 9212, 10246, 10682, 11468, 11956, 13298, 15463, 20069, 20492, 21364, 26596, 30926, 35861, 40138, 46543, 61852, 71722, 80276, 93086, 108241, 134749, 140483, 143444, 186172, 216482, 240781, 251027, 269498, 280966, 312503, 325801, 432964, 481562, 502054, 538996, 561932, 625006, 651602, 943243, 963124, 1004108, 1250012, 1303204, 1685467, 1886486, 2187521, 3370934, 3772972, 4375042, 6602701, 6741868, 8750084, 11798269, 13205402, 14687641, 15312647, 23596538, 26410804, 29375282, 30625294, 47193076, 58750564, 61250588, 102813487, 205626974, 411253948, 719694409, 1439388818, 2878777636]

約数ペア:

[(1, 2878777636), (2, 1439388818), (4, 719694409), (7, 411253948), (14, 205626974), (28, 102813487), (47, 61250588), (49, 58750564), (61, 47193076), (94, 30625294), (98, 29375282), (109, 26410804), (122, 23596538), (188, 15312647), (196, 14687641), (218, 13205402), (244, 11798269), (329, 8750084), (427, 6741868), (436, 6602701), (658, 4375042), (763, 3772972), (854, 3370934), (1316, 2187521), (1526, 1886486), (1708, 1685467), (2209, 1303204), (2303, 1250012), (2867, 1004108), (2989, 963124), (3052, 943243), (4418, 651602), (4606, 625006), (5123, 561932), (5341, 538996), (5734, 502054), (5978, 481562), (6649, 432964), (8836, 325801), (9212, 312503), (10246, 280966), (10682, 269498), (11468, 251027), (11956, 240781), (13298, 216482), (15463, 186172), (20069, 143444), (20492, 140483), (21364, 134749), (26596, 108241), (30926, 93086), (35861, 80276), (40138, 71722), (46543, 61852)]