418509

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:106

約数の個数: 36

約数和(自身を含む): 767676

約数和(自身を除く): 349167

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 73, 91, 117, 147, 219, 273, 441, 511, 637, 657, 819, 949, 1533, 1911, 2847, 3577, 4599, 5733, 6643, 8541, 10731, 19929, 32193, 46501, 59787, 139503, 418509]

約数ペア:

[(1, 418509), (3, 139503), (7, 59787), (9, 46501), (13, 32193), (21, 19929), (39, 10731), (49, 8541), (63, 6643), (73, 5733), (91, 4599), (117, 3577), (147, 2847), (219, 1911), (273, 1533), (441, 949), (511, 819), (637, 657)]