161224994

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{86587}}^1$

素因数の和:86622

約数の個数: 24

約数和(自身を含む): 296130960

約数和(自身を除く): 134905966

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 86587, 173174, 606109, 1212218, 1645153, 3290306, 4242763, 8485526, 11516071, 23032142, 80612497, 161224994]

約数ペア:

[(1, 161224994), (2, 80612497), (7, 23032142), (14, 11516071), (19, 8485526), (38, 4242763), (49, 3290306), (98, 1645153), (133, 1212218), (266, 606109), (931, 173174), (1862, 86587)]