16540728

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 44478720

約数和(自身を除く): 27937992

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 71, 102, 136, 142, 204, 213, 284, 408, 426, 568, 571, 852, 1142, 1207, 1704, 1713, 2284, 2414, 3426, 3621, 4568, 4828, 6852, 7242, 9656, 9707, 13704, 14484, 19414, 28968, 29121, 38828, 40541, 58242, 77656, 81082, 116484, 121623, 162164, 232968, 243246, 324328, 486492, 689197, 972984, 1378394, 2067591, 2756788, 4135182, 5513576, 8270364, 16540728]

約数ペア:

[(1, 16540728), (2, 8270364), (3, 5513576), (4, 4135182), (6, 2756788), (8, 2067591), (12, 1378394), (17, 972984), (24, 689197), (34, 486492), (51, 324328), (68, 243246), (71, 232968), (102, 162164), (136, 121623), (142, 116484), (204, 81082), (213, 77656), (284, 58242), (408, 40541), (426, 38828), (568, 29121), (571, 28968), (852, 19414), (1142, 14484), (1207, 13704), (1704, 9707), (1713, 9656), (2284, 7242), (2414, 6852), (3426, 4828), (3621, 4568)]