42768278

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:361

約数の個数: 48

約数和(自身を含む): 79672320

約数和(自身を除く): 36904042

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 103, 133, 206, 223, 266, 446, 721, 931, 1442, 1561, 1862, 1957, 3122, 3914, 4237, 5047, 8474, 10094, 10927, 13699, 21854, 22969, 27398, 29659, 45938, 59318, 95893, 160783, 191786, 207613, 321566, 415226, 436411, 872822, 1125481, 2250962, 3054877, 6109754, 21384139, 42768278]

約数ペア:

[(1, 42768278), (2, 21384139), (7, 6109754), (14, 3054877), (19, 2250962), (38, 1125481), (49, 872822), (98, 436411), (103, 415226), (133, 321566), (206, 207613), (223, 191786), (266, 160783), (446, 95893), (721, 59318), (931, 45938), (1442, 29659), (1561, 27398), (1862, 22969), (1957, 21854), (3122, 13699), (3914, 10927), (4237, 10094), (5047, 8474)]