387942737

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{4111}}^1$

素因数の和:4209

約数の個数: 32

約数和(自身を含む): 513967104

約数和(自身を除く): 126024367

約数列:

[1, 7, 13, 17, 61, 91, 119, 221, 427, 793, 1037, 1547, 4111, 5551, 7259, 13481, 28777, 53443, 69887, 94367, 250771, 374101, 489209, 908531, 1755397, 3260023, 4263107, 6359717, 22820161, 29841749, 55420391, 387942737]

約数ペア:

[(1, 387942737), (7, 55420391), (13, 29841749), (17, 22820161), (61, 6359717), (91, 4263107), (119, 3260023), (221, 1755397), (427, 908531), (793, 489209), (1037, 374101), (1547, 250771), (4111, 94367), (5551, 69887), (7259, 53443), (13481, 28777)]