7980456918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1531}}^1\times {\mathrm{1571}}^1$

素因数の和:3193

約数の個数: 64

約数和(自身を含む): 18495774720

約数和(自身を除く): 10515317802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 237, 474, 553, 1106, 1531, 1571, 1659, 3062, 3142, 3318, 4593, 4713, 9186, 9426, 10717, 10997, 21434, 21994, 32151, 32991, 64302, 65982, 120949, 124109, 241898, 248218, 362847, 372327, 725694, 744654, 846643, 868763, 1693286, 1737526, 2405201, 2539929, 2606289, 4810402, 5079858, 5212578, 7215603, 14431206, 16836407, 33672814, 50509221, 101018442, 190010879, 380021758, 570032637, 1140065274, 1330076153, 2660152306, 3990228459, 7980456918]

約数ペア:

[(1, 7980456918), (2, 3990228459), (3, 2660152306), (6, 1330076153), (7, 1140065274), (14, 570032637), (21, 380021758), (42, 190010879), (79, 101018442), (158, 50509221), (237, 33672814), (474, 16836407), (553, 14431206), (1106, 7215603), (1531, 5212578), (1571, 5079858), (1659, 4810402), (3062, 2606289), (3142, 2539929), (3318, 2405201), (4593, 1737526), (4713, 1693286), (9186, 868763), (9426, 846643), (10717, 744654), (10997, 725694), (21434, 372327), (21994, 362847), (32151, 248218), (32991, 241898), (64302, 124109), (65982, 120949)]