217729664

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{89527}}^1$

素因数の和:89560

約数の個数: 32

約数和(自身を含む): 456592800

約数和(自身を除く): 238863136

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 89527, 179054, 358108, 716216, 1432432, 1701013, 2864864, 3402026, 5729728, 6804052, 11459456, 13608104, 27216208, 54432416, 108864832, 217729664]

約数ペア:

[(1, 217729664), (2, 108864832), (4, 54432416), (8, 27216208), (16, 13608104), (19, 11459456), (32, 6804052), (38, 5729728), (64, 3402026), (76, 2864864), (128, 1701013), (152, 1432432), (304, 716216), (608, 358108), (1216, 179054), (2432, 89527)]