201895485

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{431}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 376233984

約数和(自身を除く): 174338499

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 167, 187, 255, 431, 501, 561, 835, 935, 1293, 1837, 2155, 2505, 2805, 2839, 4741, 5511, 6465, 7327, 8517, 9185, 14195, 14223, 21981, 23705, 27555, 31229, 36635, 42585, 71115, 71977, 80597, 93687, 109905, 156145, 215931, 241791, 359885, 402985, 468435, 791747, 1079655, 1208955, 1223609, 2375241, 3670827, 3958735, 6118045, 11876205, 13459699, 18354135, 40379097, 67298495, 201895485]

約数ペア:

[(1, 201895485), (3, 67298495), (5, 40379097), (11, 18354135), (15, 13459699), (17, 11876205), (33, 6118045), (51, 3958735), (55, 3670827), (85, 2375241), (165, 1223609), (167, 1208955), (187, 1079655), (255, 791747), (431, 468435), (501, 402985), (561, 359885), (835, 241791), (935, 215931), (1293, 156145), (1837, 109905), (2155, 93687), (2505, 80597), (2805, 71977), (2839, 71115), (4741, 42585), (5511, 36635), (6465, 31229), (7327, 27555), (8517, 23705), (9185, 21981), (14195, 14223)]