31252988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 61344864

約数和(自身を除く): 30091876

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 107, 137, 164, 214, 274, 428, 533, 548, 1066, 1391, 1781, 2132, 2782, 3562, 4387, 5564, 5617, 7124, 8774, 11234, 14659, 17548, 22468, 29318, 57031, 58636, 73021, 114062, 146042, 190567, 228124, 292084, 381134, 601019, 762268, 1202038, 2404076, 7813247, 15626494, 31252988]

約数ペア:

[(1, 31252988), (2, 15626494), (4, 7813247), (13, 2404076), (26, 1202038), (41, 762268), (52, 601019), (82, 381134), (107, 292084), (137, 228124), (164, 190567), (214, 146042), (274, 114062), (428, 73021), (533, 58636), (548, 57031), (1066, 29318), (1391, 22468), (1781, 17548), (2132, 14659), (2782, 11234), (3562, 8774), (4387, 7124), (5564, 5617)]