1289736256

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{694901}}^1$

素因数の和:694942

約数の個数: 28

約数和(自身を含む): 2647576620

約数和(自身を除く): 1357840364

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 232, 464, 928, 1856, 694901, 1389802, 2779604, 5559208, 11118416, 20152129, 22236832, 40304258, 44473664, 80608516, 161217032, 322434064, 644868128, 1289736256]

約数ペア:

[(1, 1289736256), (2, 644868128), (4, 322434064), (8, 161217032), (16, 80608516), (29, 44473664), (32, 40304258), (58, 22236832), (64, 20152129), (116, 11118416), (232, 5559208), (464, 2779604), (928, 1389802), (1856, 694901)]