199964947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{75773}}^1$

素因数の和:75822

約数の個数: 16

約数和(自身を含む): 254600640

約数和(自身を除く): 54635693

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 75773, 530411, 985049, 2197417, 6895343, 15381919, 28566421, 199964947]

約数ペア:

[(1, 199964947), (7, 28566421), (13, 15381919), (29, 6895343), (91, 2197417), (203, 985049), (377, 530411), (2639, 75773)]