249811884

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{330439}}^1$

素因数の和:330459

約数の個数: 48

約数和(自身を含む): 740185600

約数和(自身を除く): 490373716

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 330439, 660878, 991317, 1321756, 1982634, 2313073, 2973951, 3965268, 4626146, 5947902, 6939219, 8921853, 9252292, 11895804, 13878438, 17843706, 20817657, 27756876, 35687412, 41635314, 62452971, 83270628, 124905942, 249811884]

約数ペア:

[(1, 249811884), (2, 124905942), (3, 83270628), (4, 62452971), (6, 41635314), (7, 35687412), (9, 27756876), (12, 20817657), (14, 17843706), (18, 13878438), (21, 11895804), (27, 9252292), (28, 8921853), (36, 6939219), (42, 5947902), (54, 4626146), (63, 3965268), (84, 2973951), (108, 2313073), (126, 1982634), (189, 1321756), (252, 991317), (378, 660878), (756, 330439)]