31157826

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{809}}^1$

素因数の和:959

約数の個数: 48

約数和(自身を含む): 73133280

約数和(自身を除く): 41975454

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 131, 147, 262, 294, 393, 786, 809, 917, 1618, 1834, 2427, 2751, 4854, 5502, 5663, 6419, 11326, 12838, 16989, 19257, 33978, 38514, 39641, 79282, 105979, 118923, 211958, 237846, 317937, 635874, 741853, 1483706, 2225559, 4451118, 5192971, 10385942, 15578913, 31157826]

約数ペア:

[(1, 31157826), (2, 15578913), (3, 10385942), (6, 5192971), (7, 4451118), (14, 2225559), (21, 1483706), (42, 741853), (49, 635874), (98, 317937), (131, 237846), (147, 211958), (262, 118923), (294, 105979), (393, 79282), (786, 39641), (809, 38514), (917, 33978), (1618, 19257), (1834, 16989), (2427, 12838), (2751, 11326), (4854, 6419), (5502, 5663)]