31335210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{877}}^1$

素因数の和:1287

約数の個数: 48

約数和(自身を含む): 81769896

約数和(自身を除く): 50434686

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 397, 794, 877, 1191, 1754, 1985, 2382, 2631, 3573, 3970, 4385, 5262, 5955, 7146, 7893, 8770, 11910, 13155, 15786, 17865, 26310, 35730, 39465, 78930, 348169, 696338, 1044507, 1740845, 2089014, 3133521, 3481690, 5222535, 6267042, 10445070, 15667605, 31335210]

約数ペア:

[(1, 31335210), (2, 15667605), (3, 10445070), (5, 6267042), (6, 5222535), (9, 3481690), (10, 3133521), (15, 2089014), (18, 1740845), (30, 1044507), (45, 696338), (90, 348169), (397, 78930), (794, 39465), (877, 35730), (1191, 26310), (1754, 17865), (1985, 15786), (2382, 13155), (2631, 11910), (3573, 8770), (3970, 7893), (4385, 7146), (5262, 5955)]