633993367

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 776355840

約数和(自身を除く): 142362473

約数列:

[1, 7, 23, 53, 161, 191, 371, 389, 1219, 1337, 2723, 4393, 8533, 8947, 10123, 20617, 30751, 62629, 70861, 74299, 144319, 232829, 474191, 520093, 1629803, 1708877, 3319337, 3937847, 11962139, 27564929, 90570481, 633993367]

約数ペア:

[(1, 633993367), (7, 90570481), (23, 27564929), (53, 11962139), (161, 3937847), (191, 3319337), (371, 1708877), (389, 1629803), (1219, 520093), (1337, 474191), (2723, 232829), (4393, 144319), (8533, 74299), (8947, 70861), (10123, 62629), (20617, 30751)]