201179251

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7703}}^1$

素因数の和:7771

約数の個数: 24

約数和(自身を含む): 258207264

約数和(自身を除く): 57028013

約数列:

[1, 7, 13, 41, 49, 91, 287, 533, 637, 2009, 3731, 7703, 26117, 53921, 100139, 315823, 377447, 700973, 2210761, 4105699, 4906811, 15475327, 28739893, 201179251]

約数ペア:

[(1, 201179251), (7, 28739893), (13, 15475327), (41, 4906811), (49, 4105699), (91, 2210761), (287, 700973), (533, 377447), (637, 315823), (2009, 100139), (3731, 53921), (7703, 26117)]