31187442

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:415

約数の個数: 64

約数和(自身を含む): 74059776

約数和(自身を除く): 42872334

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 163, 223, 286, 326, 429, 446, 489, 669, 858, 978, 1338, 1793, 2119, 2453, 2899, 3586, 4238, 4906, 5379, 5798, 6357, 7359, 8697, 10758, 12714, 14718, 17394, 23309, 31889, 36349, 46618, 63778, 69927, 72698, 95667, 109047, 139854, 191334, 218094, 399839, 472537, 799678, 945074, 1199517, 1417611, 2399034, 2835222, 5197907, 10395814, 15593721, 31187442]

約数ペア:

[(1, 31187442), (2, 15593721), (3, 10395814), (6, 5197907), (11, 2835222), (13, 2399034), (22, 1417611), (26, 1199517), (33, 945074), (39, 799678), (66, 472537), (78, 399839), (143, 218094), (163, 191334), (223, 139854), (286, 109047), (326, 95667), (429, 72698), (446, 69927), (489, 63778), (669, 46618), (858, 36349), (978, 31889), (1338, 23309), (1793, 17394), (2119, 14718), (2453, 12714), (2899, 10758), (3586, 8697), (4238, 7359), (4906, 6357), (5379, 5798)]