78121316

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1367}}^1$

素因数の和:1548

約数の個数: 48

約数和(自身を含む): 169456896

約数和(自身を除く): 91335580

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 157, 182, 314, 364, 628, 1099, 1367, 2041, 2198, 2734, 4082, 4396, 5468, 8164, 9569, 14287, 17771, 19138, 28574, 35542, 38276, 57148, 71084, 124397, 214619, 248794, 429238, 497588, 858476, 1502333, 2790047, 3004666, 5580094, 6009332, 11160188, 19530329, 39060658, 78121316]

約数ペア:

[(1, 78121316), (2, 39060658), (4, 19530329), (7, 11160188), (13, 6009332), (14, 5580094), (26, 3004666), (28, 2790047), (52, 1502333), (91, 858476), (157, 497588), (182, 429238), (314, 248794), (364, 214619), (628, 124397), (1099, 71084), (1367, 57148), (2041, 38276), (2198, 35542), (2734, 28574), (4082, 19138), (4396, 17771), (5468, 14287), (8164, 9569)]