221235924

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10663}}^1$

素因数の和:10709

約数の個数: 96

約数和(自身を含む): 668846080

約数和(自身を除く): 447610156

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 52, 57, 76, 78, 84, 91, 114, 133, 156, 182, 228, 247, 266, 273, 364, 399, 494, 532, 546, 741, 798, 988, 1092, 1482, 1596, 1729, 2964, 3458, 5187, 6916, 10374, 10663, 20748, 21326, 31989, 42652, 63978, 74641, 127956, 138619, 149282, 202597, 223923, 277238, 298564, 405194, 415857, 447846, 554476, 607791, 810388, 831714, 895692, 970333, 1215582, 1418179, 1663428, 1940666, 2431164, 2633761, 2836358, 2910999, 3881332, 4254537, 5267522, 5672716, 5821998, 7901283, 8509074, 10535044, 11643996, 15802566, 17018148, 18436327, 31605132, 36872654, 55308981, 73745308, 110617962, 221235924]

約数ペア:

[(1, 221235924), (2, 110617962), (3, 73745308), (4, 55308981), (6, 36872654), (7, 31605132), (12, 18436327), (13, 17018148), (14, 15802566), (19, 11643996), (21, 10535044), (26, 8509074), (28, 7901283), (38, 5821998), (39, 5672716), (42, 5267522), (52, 4254537), (57, 3881332), (76, 2910999), (78, 2836358), (84, 2633761), (91, 2431164), (114, 1940666), (133, 1663428), (156, 1418179), (182, 1215582), (228, 970333), (247, 895692), (266, 831714), (273, 810388), (364, 607791), (399, 554476), (494, 447846), (532, 415857), (546, 405194), (741, 298564), (798, 277238), (988, 223923), (1092, 202597), (1482, 149282), (1596, 138619), (1729, 127956), (2964, 74641), (3458, 63978), (5187, 42652), (6916, 31989), (10374, 21326), (10663, 20748)]