686563371

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{22483}}^1$

素因数の和:22537

約数の個数: 40

約数和(自身を含む): 1142636880

約数和(自身を除く): 456073509

約数列:

[1, 3, 9, 13, 27, 29, 39, 81, 87, 117, 261, 351, 377, 783, 1053, 1131, 2349, 3393, 10179, 22483, 30537, 67449, 202347, 292279, 607041, 652007, 876837, 1821123, 1956021, 2630511, 5868063, 7891533, 8476091, 17604189, 23674599, 25428273, 52812567, 76284819, 228854457, 686563371]

約数ペア:

[(1, 686563371), (3, 228854457), (9, 76284819), (13, 52812567), (27, 25428273), (29, 23674599), (39, 17604189), (81, 8476091), (87, 7891533), (117, 5868063), (261, 2630511), (351, 1956021), (377, 1821123), (783, 876837), (1053, 652007), (1131, 607041), (2349, 292279), (3393, 202347), (10179, 67449), (22483, 30537)]