31280418

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{4951}}^1$

素因数の和:4981

約数の個数: 48

約数和(自身を含む): 75706176

約数和(自身を除く): 44425758

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 1053, 2106, 3159, 4951, 6318, 9902, 14853, 29706, 44559, 64363, 89118, 128726, 133677, 193089, 267354, 386178, 401031, 579267, 802062, 1158534, 1203093, 1737801, 2406186, 3475602, 5213403, 10426806, 15640209, 31280418]

約数ペア:

[(1, 31280418), (2, 15640209), (3, 10426806), (6, 5213403), (9, 3475602), (13, 2406186), (18, 1737801), (26, 1203093), (27, 1158534), (39, 802062), (54, 579267), (78, 401031), (81, 386178), (117, 267354), (162, 193089), (234, 133677), (243, 128726), (351, 89118), (486, 64363), (702, 44559), (1053, 29706), (2106, 14853), (3159, 9902), (4951, 6318)]