428738432

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{647}}^1$

素因数の和:859

約数の個数: 64

約数和(自身を含む): 888330240

約数和(自身を除く): 459591808

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 167, 248, 334, 496, 647, 668, 992, 1294, 1336, 1984, 2588, 2672, 3968, 5176, 5177, 5344, 10352, 10354, 10688, 20057, 20704, 20708, 21376, 40114, 41408, 41416, 80228, 82816, 82832, 108049, 160456, 165664, 216098, 320912, 331328, 432196, 641824, 662656, 864392, 1283648, 1728784, 2567296, 3349519, 3457568, 6699038, 6915136, 13398076, 13830272, 26796152, 53592304, 107184608, 214369216, 428738432]

約数ペア:

[(1, 428738432), (2, 214369216), (4, 107184608), (8, 53592304), (16, 26796152), (31, 13830272), (32, 13398076), (62, 6915136), (64, 6699038), (124, 3457568), (128, 3349519), (167, 2567296), (248, 1728784), (334, 1283648), (496, 864392), (647, 662656), (668, 641824), (992, 432196), (1294, 331328), (1336, 320912), (1984, 216098), (2588, 165664), (2672, 160456), (3968, 108049), (5176, 82832), (5177, 82816), (5344, 80228), (10352, 41416), (10354, 41408), (10688, 40114), (20057, 21376), (20704, 20708)]