138855808

素因数分解:

$2^7\times 7^2\times {\mathrm{13}}^2\times {\mathrm{131}}^1$

素因数の和:185

約数の個数: 144

約数和(自身を含む): 351107460

約数和(自身を除く): 212251652

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 131, 169, 182, 196, 208, 224, 262, 338, 364, 392, 416, 448, 524, 637, 676, 728, 784, 832, 896, 917, 1048, 1183, 1274, 1352, 1456, 1568, 1664, 1703, 1834, 2096, 2366, 2548, 2704, 2912, 3136, 3406, 3668, 4192, 4732, 5096, 5408, 5824, 6272, 6419, 6812, 7336, 8281, 8384, 9464, 10192, 10816, 11648, 11921, 12838, 13624, 14672, 16562, 16768, 18928, 20384, 21632, 22139, 23842, 25676, 27248, 29344, 33124, 37856, 40768, 44278, 47684, 51352, 54496, 58688, 66248, 75712, 81536, 83447, 88556, 95368, 102704, 108992, 117376, 132496, 151424, 154973, 166894, 177112, 190736, 205408, 217984, 264992, 309946, 333788, 354224, 381472, 410816, 529984, 619892, 667576, 708448, 762944, 821632, 1059968, 1084811, 1239784, 1335152, 1416896, 1525888, 2169622, 2479568, 2670304, 2833792, 4339244, 4959136, 5340608, 8678488, 9918272, 10681216, 17356976, 19836544, 34713952, 69427904, 138855808]

約数ペア:

[(1, 138855808), (2, 69427904), (4, 34713952), (7, 19836544), (8, 17356976), (13, 10681216), (14, 9918272), (16, 8678488), (26, 5340608), (28, 4959136), (32, 4339244), (49, 2833792), (52, 2670304), (56, 2479568), (64, 2169622), (91, 1525888), (98, 1416896), (104, 1335152), (112, 1239784), (128, 1084811), (131, 1059968), (169, 821632), (182, 762944), (196, 708448), (208, 667576), (224, 619892), (262, 529984), (338, 410816), (364, 381472), (392, 354224), (416, 333788), (448, 309946), (524, 264992), (637, 217984), (676, 205408), (728, 190736), (784, 177112), (832, 166894), (896, 154973), (917, 151424), (1048, 132496), (1183, 117376), (1274, 108992), (1352, 102704), (1456, 95368), (1568, 88556), (1664, 83447), (1703, 81536), (1834, 75712), (2096, 66248), (2366, 58688), (2548, 54496), (2704, 51352), (2912, 47684), (3136, 44278), (3406, 40768), (3668, 37856), (4192, 33124), (4732, 29344), (5096, 27248), (5408, 25676), (5824, 23842), (6272, 22139), (6419, 21632), (6812, 20384), (7336, 18928), (8281, 16768), (8384, 16562), (9464, 14672), (10192, 13624), (10816, 12838), (11648, 11921)]