31329207

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 58705920

約数和(自身を除く): 27376713

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 41, 63, 91, 117, 123, 189, 273, 287, 311, 351, 369, 533, 819, 861, 933, 1107, 1599, 2177, 2457, 2583, 2799, 3731, 4043, 4797, 6531, 7749, 8397, 11193, 12129, 12751, 14391, 19593, 28301, 33579, 36387, 38253, 58779, 84903, 89257, 100737, 109161, 114759, 165763, 254709, 267771, 344277, 497289, 764127, 803313, 1160341, 1491867, 2409939, 3481023, 4475601, 10443069, 31329207]

約数ペア:

[(1, 31329207), (3, 10443069), (7, 4475601), (9, 3481023), (13, 2409939), (21, 1491867), (27, 1160341), (39, 803313), (41, 764127), (63, 497289), (91, 344277), (117, 267771), (123, 254709), (189, 165763), (273, 114759), (287, 109161), (311, 100737), (351, 89257), (369, 84903), (533, 58779), (819, 38253), (861, 36387), (933, 33579), (1107, 28301), (1599, 19593), (2177, 14391), (2457, 12751), (2583, 12129), (2799, 11193), (3731, 8397), (4043, 7749), (4797, 6531)]