84178770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{215843}}^1$

素因数の和:215866

約数の個数: 32

約数和(自身を含む): 217570752

約数和(自身を除く): 133391982

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 215843, 431686, 647529, 1079215, 1295058, 2158430, 2805959, 3237645, 5611918, 6475290, 8417877, 14029795, 16835754, 28059590, 42089385, 84178770]

約数ペア:

[(1, 84178770), (2, 42089385), (3, 28059590), (5, 16835754), (6, 14029795), (10, 8417877), (13, 6475290), (15, 5611918), (26, 3237645), (30, 2805959), (39, 2158430), (65, 1295058), (78, 1079215), (130, 647529), (195, 431686), (390, 215843)]