31409812

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 73543680

約数和(自身を除く): 42133868

約数列:

[1, 2, 4, 7, 14, 17, 19, 23, 28, 34, 38, 46, 68, 76, 92, 119, 133, 151, 161, 238, 266, 302, 322, 323, 391, 437, 476, 532, 604, 644, 646, 782, 874, 1057, 1292, 1564, 1748, 2114, 2261, 2567, 2737, 2869, 3059, 3473, 4228, 4522, 5134, 5474, 5738, 6118, 6946, 7429, 9044, 10268, 10948, 11476, 12236, 13892, 14858, 17969, 20083, 24311, 29716, 35938, 40166, 48622, 48773, 52003, 59041, 65987, 71876, 80332, 97244, 97546, 104006, 118082, 131974, 195092, 208012, 236164, 263948, 341411, 413287, 461909, 682822, 826574, 923818, 1121779, 1365644, 1653148, 1847636, 2243558, 4487116, 7852453, 15704906, 31409812]

約数ペア:

[(1, 31409812), (2, 15704906), (4, 7852453), (7, 4487116), (14, 2243558), (17, 1847636), (19, 1653148), (23, 1365644), (28, 1121779), (34, 923818), (38, 826574), (46, 682822), (68, 461909), (76, 413287), (92, 341411), (119, 263948), (133, 236164), (151, 208012), (161, 195092), (238, 131974), (266, 118082), (302, 104006), (322, 97546), (323, 97244), (391, 80332), (437, 71876), (476, 65987), (532, 59041), (604, 52003), (644, 48773), (646, 48622), (782, 40166), (874, 35938), (1057, 29716), (1292, 24311), (1564, 20083), (1748, 17969), (2114, 14858), (2261, 13892), (2567, 12236), (2737, 11476), (2869, 10948), (3059, 10268), (3473, 9044), (4228, 7429), (4522, 6946), (5134, 6118), (5474, 5738)]