642103252

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{172423}}^1$

素因数の和:172460

約数の個数: 36

約数和(自身を含む): 1375943520

約数和(自身を除く): 733840268

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 172423, 344846, 689692, 1206961, 2413922, 3276037, 4827844, 6552074, 8448727, 13104148, 16897454, 22932259, 33794908, 45864518, 91729036, 160525813, 321051626, 642103252]

約数ペア:

[(1, 642103252), (2, 321051626), (4, 160525813), (7, 91729036), (14, 45864518), (19, 33794908), (28, 22932259), (38, 16897454), (49, 13104148), (76, 8448727), (98, 6552074), (133, 4827844), (196, 3276037), (266, 2413922), (532, 1206961), (931, 689692), (1862, 344846), (3724, 172423)]