69219423

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{379}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 123934720

約数和(自身を除く): 54715297

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 223, 273, 379, 669, 819, 1137, 1561, 2007, 2653, 2899, 3411, 4683, 4927, 7959, 8697, 14049, 14781, 20293, 23877, 26091, 34489, 44343, 60879, 84517, 103467, 182637, 253551, 310401, 591619, 760653, 1098721, 1774857, 3296163, 5324571, 7691047, 9888489, 23073141, 69219423]

約数ペア:

[(1, 69219423), (3, 23073141), (7, 9888489), (9, 7691047), (13, 5324571), (21, 3296163), (39, 1774857), (63, 1098721), (91, 760653), (117, 591619), (223, 310401), (273, 253551), (379, 182637), (669, 103467), (819, 84517), (1137, 60879), (1561, 44343), (2007, 34489), (2653, 26091), (2899, 23877), (3411, 20293), (4683, 14781), (4927, 14049), (7959, 8697)]