31411990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{947}}^1$

素因数の和:1092

約数の個数: 32

約数和(自身を含む): 58973184

約数和(自身を除く): 27561194

約数列:

[1, 2, 5, 10, 31, 62, 107, 155, 214, 310, 535, 947, 1070, 1894, 3317, 4735, 6634, 9470, 16585, 29357, 33170, 58714, 101329, 146785, 202658, 293570, 506645, 1013290, 3141199, 6282398, 15705995, 31411990]

約数ペア:

[(1, 31411990), (2, 15705995), (5, 6282398), (10, 3141199), (31, 1013290), (62, 506645), (107, 293570), (155, 202658), (214, 146785), (310, 101329), (535, 58714), (947, 33170), (1070, 29357), (1894, 16585), (3317, 9470), (4735, 6634)]