74862641

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 92367360

約数和(自身を除く): 17504719

約数列:

[1, 7, 19, 49, 133, 191, 421, 931, 1337, 2947, 3629, 7999, 9359, 20629, 25403, 55993, 80411, 177821, 391951, 562877, 1527809, 3940139, 10694663, 74862641]

約数ペア:

[(1, 74862641), (7, 10694663), (19, 3940139), (49, 1527809), (133, 562877), (191, 391951), (421, 177821), (931, 80411), (1337, 55993), (2947, 25403), (3629, 20629), (7999, 9359)]