190281

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:81

約数の個数: 32

約数和(自身を含む): 338688

約数和(自身を除く): 148407

約数列:

[1, 3, 7, 13, 17, 21, 39, 41, 51, 91, 119, 123, 221, 273, 287, 357, 533, 663, 697, 861, 1547, 1599, 2091, 3731, 4641, 4879, 9061, 11193, 14637, 27183, 63427, 190281]

約数ペア:

[(1, 190281), (3, 63427), (7, 27183), (13, 14637), (17, 11193), (21, 9061), (39, 4879), (41, 4641), (51, 3731), (91, 2091), (119, 1599), (123, 1547), (221, 861), (273, 697), (287, 663), (357, 533)]