215534256

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{641471}}^1$

素因数の和:641489

約数の個数: 40

約数和(自身を含む): 636340224

約数和(自身を除く): 420805968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 641471, 1282942, 1924413, 2565884, 3848826, 4490297, 5131768, 7697652, 8980594, 10263536, 13470891, 15395304, 17961188, 26941782, 30790608, 35922376, 53883564, 71844752, 107767128, 215534256]

約数ペア:

[(1, 215534256), (2, 107767128), (3, 71844752), (4, 53883564), (6, 35922376), (7, 30790608), (8, 26941782), (12, 17961188), (14, 15395304), (16, 13470891), (21, 10263536), (24, 8980594), (28, 7697652), (42, 5131768), (48, 4490297), (56, 3848826), (84, 2565884), (112, 1924413), (168, 1282942), (336, 641471)]