397651969

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{7703}}^1$

素因数の和:7765

約数の個数: 24

約数和(自身を含む): 493117632

約数和(自身を除く): 95465663

約数列:

[1, 11, 13, 19, 143, 209, 247, 361, 2717, 3971, 4693, 7703, 51623, 84733, 100139, 146357, 1101529, 1609927, 1902641, 2780783, 20929051, 30588613, 36150179, 397651969]

約数ペア:

[(1, 397651969), (11, 36150179), (13, 30588613), (19, 20929051), (143, 2780783), (209, 1902641), (247, 1609927), (361, 1101529), (2717, 146357), (3971, 100139), (4693, 84733), (7703, 51623)]