31980663

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1$

素因数の和:298

約数の個数: 60

約数和(自身を含む): 56776104

約数和(自身を除く): 24795441

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 121, 143, 251, 297, 351, 363, 429, 753, 891, 1053, 1089, 1287, 1573, 2259, 2761, 3263, 3267, 3861, 4719, 6777, 8283, 9789, 9801, 11583, 14157, 20331, 24849, 29367, 30371, 35893, 42471, 74547, 88101, 91113, 107679, 127413, 223641, 264303, 273339, 323037, 394823, 820017, 969111, 1184469, 2460051, 2907333, 3553407, 10660221, 31980663]

約数ペア:

[(1, 31980663), (3, 10660221), (9, 3553407), (11, 2907333), (13, 2460051), (27, 1184469), (33, 969111), (39, 820017), (81, 394823), (99, 323037), (117, 273339), (121, 264303), (143, 223641), (251, 127413), (297, 107679), (351, 91113), (363, 88101), (429, 74547), (753, 42471), (891, 35893), (1053, 30371), (1089, 29367), (1287, 24849), (1573, 20331), (2259, 14157), (2761, 11583), (3263, 9801), (3267, 9789), (3861, 8283), (4719, 6777)]