731025981

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{877}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 1229424768

約数和(自身を除く): 498398787

約数列:

[1, 3, 7, 9, 21, 63, 101, 131, 303, 393, 707, 877, 909, 917, 1179, 2121, 2631, 2751, 6139, 6363, 7893, 8253, 13231, 18417, 39693, 55251, 88577, 92617, 114887, 119079, 265731, 277851, 344661, 620039, 797193, 804209, 833553, 1033983, 1860117, 2412627, 5580351, 7237881, 11603587, 34810761, 81225109, 104432283, 243675327, 731025981]

約数ペア:

[(1, 731025981), (3, 243675327), (7, 104432283), (9, 81225109), (21, 34810761), (63, 11603587), (101, 7237881), (131, 5580351), (303, 2412627), (393, 1860117), (707, 1033983), (877, 833553), (909, 804209), (917, 797193), (1179, 620039), (2121, 344661), (2631, 277851), (2751, 265731), (6139, 119079), (6363, 114887), (7893, 92617), (8253, 88577), (13231, 55251), (18417, 39693)]