491867142

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{203419}}^1$

素因数の和:203468

約数の個数: 32

約数和(自身を含む): 1093585920

約数和(自身を除く): 601718778

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 203419, 406838, 610257, 1220514, 2644447, 5288894, 6305989, 7933341, 12611978, 15866682, 18917967, 37835934, 81977857, 163955714, 245933571, 491867142]

約数ペア:

[(1, 491867142), (2, 245933571), (3, 163955714), (6, 81977857), (13, 37835934), (26, 18917967), (31, 15866682), (39, 12611978), (62, 7933341), (78, 6305989), (93, 5288894), (186, 2644447), (403, 1220514), (806, 610257), (1209, 406838), (2418, 203419)]