7865816

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 18247680

約数和(自身を除く): 10381864

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 31, 46, 56, 62, 92, 124, 161, 184, 197, 217, 248, 322, 394, 434, 644, 713, 788, 868, 1288, 1379, 1426, 1576, 1736, 2758, 2852, 4531, 4991, 5516, 5704, 6107, 9062, 9982, 11032, 12214, 18124, 19964, 24428, 31717, 36248, 39928, 42749, 48856, 63434, 85498, 126868, 140461, 170996, 253736, 280922, 341992, 561844, 983227, 1123688, 1966454, 3932908, 7865816]

約数ペア:

[(1, 7865816), (2, 3932908), (4, 1966454), (7, 1123688), (8, 983227), (14, 561844), (23, 341992), (28, 280922), (31, 253736), (46, 170996), (56, 140461), (62, 126868), (92, 85498), (124, 63434), (161, 48856), (184, 42749), (197, 39928), (217, 36248), (248, 31717), (322, 24428), (394, 19964), (434, 18124), (644, 12214), (713, 11032), (788, 9982), (868, 9062), (1288, 6107), (1379, 5704), (1426, 5516), (1576, 4991), (1736, 4531), (2758, 2852)]