31650318

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 128

約数和(自身を含む): 86384640

約数和(自身を除く): 54734322

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 37, 42, 54, 62, 63, 73, 74, 93, 111, 126, 146, 186, 189, 217, 219, 222, 259, 279, 333, 378, 434, 438, 511, 518, 558, 651, 657, 666, 777, 837, 999, 1022, 1147, 1302, 1314, 1533, 1554, 1674, 1953, 1971, 1998, 2263, 2294, 2331, 2701, 3066, 3441, 3906, 3942, 4526, 4599, 4662, 5402, 5859, 6789, 6882, 6993, 8029, 8103, 9198, 10323, 11718, 13578, 13797, 13986, 15841, 16058, 16206, 18907, 20367, 20646, 24087, 24309, 27594, 30969, 31682, 37814, 40734, 47523, 48174, 48618, 56721, 61101, 61938, 72261, 72927, 83731, 95046, 113442, 122202, 142569, 144522, 145854, 167462, 170163, 216783, 251193, 285138, 340326, 427707, 433566, 502386, 510489, 586117, 753579, 855414, 1020978, 1172234, 1507158, 1758351, 2260737, 3516702, 4521474, 5275053, 10550106, 15825159, 31650318]

約数ペア:

[(1, 31650318), (2, 15825159), (3, 10550106), (6, 5275053), (7, 4521474), (9, 3516702), (14, 2260737), (18, 1758351), (21, 1507158), (27, 1172234), (31, 1020978), (37, 855414), (42, 753579), (54, 586117), (62, 510489), (63, 502386), (73, 433566), (74, 427707), (93, 340326), (111, 285138), (126, 251193), (146, 216783), (186, 170163), (189, 167462), (217, 145854), (219, 144522), (222, 142569), (259, 122202), (279, 113442), (333, 95046), (378, 83731), (434, 72927), (438, 72261), (511, 61938), (518, 61101), (558, 56721), (651, 48618), (657, 48174), (666, 47523), (777, 40734), (837, 37814), (999, 31682), (1022, 30969), (1147, 27594), (1302, 24309), (1314, 24087), (1533, 20646), (1554, 20367), (1674, 18907), (1953, 16206), (1971, 16058), (1998, 15841), (2263, 13986), (2294, 13797), (2331, 13578), (2701, 11718), (3066, 10323), (3441, 9198), (3906, 8103), (3942, 8029), (4526, 6993), (4599, 6882), (4662, 6789), (5402, 5859)]