421778984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{129539}}^1$

素因数の和:129593

約数の個数: 32

約数和(自身を含む): 886053600

約数和(自身を除く): 464274616

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 129539, 259078, 518156, 1036312, 1424929, 2849858, 4792943, 5699716, 9585886, 11399432, 19171772, 38343544, 52722373, 105444746, 210889492, 421778984]

約数ペア:

[(1, 421778984), (2, 210889492), (4, 105444746), (8, 52722373), (11, 38343544), (22, 19171772), (37, 11399432), (44, 9585886), (74, 5699716), (88, 4792943), (148, 2849858), (296, 1424929), (407, 1036312), (814, 518156), (1628, 259078), (3256, 129539)]