31142970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1181}}^1$

素因数の和:1487

約数の個数: 48

約数和(自身を含む): 81316872

約数和(自身を除く): 50173902

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 293, 586, 879, 1181, 1465, 1758, 2362, 2637, 2930, 3543, 4395, 5274, 5905, 7086, 8790, 10629, 11810, 13185, 17715, 21258, 26370, 35430, 53145, 106290, 346033, 692066, 1038099, 1730165, 2076198, 3114297, 3460330, 5190495, 6228594, 10380990, 15571485, 31142970]

約数ペア:

[(1, 31142970), (2, 15571485), (3, 10380990), (5, 6228594), (6, 5190495), (9, 3460330), (10, 3114297), (15, 2076198), (18, 1730165), (30, 1038099), (45, 692066), (90, 346033), (293, 106290), (586, 53145), (879, 35430), (1181, 26370), (1465, 21258), (1758, 17715), (2362, 13185), (2637, 11810), (2930, 10629), (3543, 8790), (4395, 7086), (5274, 5905)]