2687831276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{1093}}^1$

素因数の和:1279

約数の個数: 72

約数和(自身を含む): 5391905904

約数和(自身を除く): 2704074628

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 131, 247, 262, 361, 494, 524, 722, 988, 1093, 1444, 1703, 2186, 2489, 3406, 4372, 4693, 4978, 6812, 9386, 9956, 14209, 18772, 20767, 28418, 32357, 41534, 47291, 56836, 64714, 83068, 94582, 129428, 143183, 189164, 269971, 286366, 394573, 539942, 572732, 614783, 789146, 1079884, 1229566, 1578292, 1861379, 2459132, 2720477, 3722758, 5129449, 5440954, 7445516, 10258898, 10881908, 20517796, 35366201, 51689063, 70732402, 103378126, 141464804, 206756252, 671957819, 1343915638, 2687831276]

約数ペア:

[(1, 2687831276), (2, 1343915638), (4, 671957819), (13, 206756252), (19, 141464804), (26, 103378126), (38, 70732402), (52, 51689063), (76, 35366201), (131, 20517796), (247, 10881908), (262, 10258898), (361, 7445516), (494, 5440954), (524, 5129449), (722, 3722758), (988, 2720477), (1093, 2459132), (1444, 1861379), (1703, 1578292), (2186, 1229566), (2489, 1079884), (3406, 789146), (4372, 614783), (4693, 572732), (4978, 539942), (6812, 394573), (9386, 286366), (9956, 269971), (14209, 189164), (18772, 143183), (20767, 129428), (28418, 94582), (32357, 83068), (41534, 64714), (47291, 56836)]