403891371

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1181}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 653976960

約数和(自身を除く): 250085589

約数列:

[1, 3, 9, 13, 37, 39, 79, 111, 117, 237, 333, 481, 711, 1027, 1181, 1443, 2923, 3081, 3543, 4329, 8769, 9243, 10629, 15353, 26307, 37999, 43697, 46059, 93299, 113997, 131091, 138177, 279897, 341991, 393273, 568061, 839691, 1212887, 1704183, 3452063, 3638661, 5112549, 10356189, 10915983, 31068567, 44876819, 134630457, 403891371]

約数ペア:

[(1, 403891371), (3, 134630457), (9, 44876819), (13, 31068567), (37, 10915983), (39, 10356189), (79, 5112549), (111, 3638661), (117, 3452063), (237, 1704183), (333, 1212887), (481, 839691), (711, 568061), (1027, 393273), (1181, 341991), (1443, 279897), (2923, 138177), (3081, 131091), (3543, 113997), (4329, 93299), (8769, 46059), (9243, 43697), (10629, 37999), (15353, 26307)]