668297336

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{36947}}^1$

素因数の和:36996

約数の個数: 64

約数和(自身を含む): 1596153600

約数和(自身を除く): 927856264

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 56, 68, 76, 119, 133, 136, 152, 238, 266, 323, 476, 532, 646, 952, 1064, 1292, 2261, 2584, 4522, 9044, 18088, 36947, 73894, 147788, 258629, 295576, 517258, 628099, 701993, 1034516, 1256198, 1403986, 2069032, 2512396, 2807972, 4396693, 4913951, 5024792, 5615944, 8793386, 9827902, 11933881, 17586772, 19655804, 23867762, 35173544, 39311608, 47735524, 83537167, 95471048, 167074334, 334148668, 668297336]

約数ペア:

[(1, 668297336), (2, 334148668), (4, 167074334), (7, 95471048), (8, 83537167), (14, 47735524), (17, 39311608), (19, 35173544), (28, 23867762), (34, 19655804), (38, 17586772), (56, 11933881), (68, 9827902), (76, 8793386), (119, 5615944), (133, 5024792), (136, 4913951), (152, 4396693), (238, 2807972), (266, 2512396), (323, 2069032), (476, 1403986), (532, 1256198), (646, 1034516), (952, 701993), (1064, 628099), (1292, 517258), (2261, 295576), (2584, 258629), (4522, 147788), (9044, 73894), (18088, 36947)]