78861874

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 153216000

約数和(自身を除く): 74354126

約数列:

[1, 2, 7, 13, 14, 26, 37, 49, 74, 91, 98, 182, 239, 259, 343, 478, 481, 518, 637, 686, 962, 1274, 1673, 1813, 3107, 3346, 3367, 3626, 4459, 6214, 6734, 8843, 8918, 11711, 12691, 17686, 21749, 23422, 23569, 25382, 43498, 47138, 61901, 81977, 114959, 123802, 152243, 163954, 164983, 229918, 304486, 329966, 433307, 804713, 866614, 1065701, 1609426, 2131402, 3033149, 5632991, 6066298, 11265982, 39430937, 78861874]

約数ペア:

[(1, 78861874), (2, 39430937), (7, 11265982), (13, 6066298), (14, 5632991), (26, 3033149), (37, 2131402), (49, 1609426), (74, 1065701), (91, 866614), (98, 804713), (182, 433307), (239, 329966), (259, 304486), (343, 229918), (478, 164983), (481, 163954), (518, 152243), (637, 123802), (686, 114959), (962, 81977), (1274, 61901), (1673, 47138), (1813, 43498), (3107, 25382), (3346, 23569), (3367, 23422), (3626, 21749), (4459, 17686), (6214, 12691), (6734, 11711), (8843, 8918)]