647717016

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1\times {\mathrm{1571}}^1$

素因数の和:2040

約数の個数: 64

約数和(自身を含む): 1663804800

約数和(自身を除く): 1016087784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 419, 492, 838, 984, 1257, 1571, 1676, 2514, 3142, 3352, 4713, 5028, 6284, 9426, 10056, 12568, 17179, 18852, 34358, 37704, 51537, 64411, 68716, 103074, 128822, 137432, 193233, 206148, 257644, 386466, 412296, 515288, 658249, 772932, 1316498, 1545864, 1974747, 2632996, 3949494, 5265992, 7898988, 15797976, 26988209, 53976418, 80964627, 107952836, 161929254, 215905672, 323858508, 647717016]

約数ペア:

[(1, 647717016), (2, 323858508), (3, 215905672), (4, 161929254), (6, 107952836), (8, 80964627), (12, 53976418), (24, 26988209), (41, 15797976), (82, 7898988), (123, 5265992), (164, 3949494), (246, 2632996), (328, 1974747), (419, 1545864), (492, 1316498), (838, 772932), (984, 658249), (1257, 515288), (1571, 412296), (1676, 386466), (2514, 257644), (3142, 206148), (3352, 193233), (4713, 137432), (5028, 128822), (6284, 103074), (9426, 68716), (10056, 64411), (12568, 51537), (17179, 37704), (18852, 34358)]