123880874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4111}}^1$

素因数の和:4206

約数の個数: 32

約数和(自身を含む): 214152960

約数和(自身を除く): 90272086

約数列:

[1, 2, 13, 19, 26, 38, 61, 122, 247, 494, 793, 1159, 1586, 2318, 4111, 8222, 15067, 30134, 53443, 78109, 106886, 156218, 250771, 501542, 1015417, 2030834, 3260023, 4764649, 6520046, 9529298, 61940437, 123880874]

約数ペア:

[(1, 123880874), (2, 61940437), (13, 9529298), (19, 6520046), (26, 4764649), (38, 3260023), (61, 2030834), (122, 1015417), (247, 501542), (494, 250771), (793, 156218), (1159, 106886), (1586, 78109), (2318, 53443), (4111, 30134), (8222, 15067)]