8481928

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 19998720

約数和(自身を除く): 11516792

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 61, 91, 104, 122, 182, 191, 244, 364, 382, 427, 488, 728, 764, 793, 854, 1337, 1528, 1586, 1708, 2483, 2674, 3172, 3416, 4966, 5348, 5551, 6344, 9932, 10696, 11102, 11651, 17381, 19864, 22204, 23302, 34762, 44408, 46604, 69524, 81557, 93208, 139048, 151463, 163114, 302926, 326228, 605852, 652456, 1060241, 1211704, 2120482, 4240964, 8481928]

約数ペア:

[(1, 8481928), (2, 4240964), (4, 2120482), (7, 1211704), (8, 1060241), (13, 652456), (14, 605852), (26, 326228), (28, 302926), (52, 163114), (56, 151463), (61, 139048), (91, 93208), (104, 81557), (122, 69524), (182, 46604), (191, 44408), (244, 34762), (364, 23302), (382, 22204), (427, 19864), (488, 17381), (728, 11651), (764, 11102), (793, 10696), (854, 9932), (1337, 6344), (1528, 5551), (1586, 5348), (1708, 4966), (2483, 3416), (2674, 3172)]