201523245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1171}}^1$

素因数の和:1346

約数の個数: 64

約数和(自身を含む): 405043200

約数和(自身を除く): 203519955

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 149, 165, 231, 385, 447, 745, 1043, 1155, 1171, 1639, 2235, 3129, 3513, 4917, 5215, 5855, 8195, 8197, 11473, 12881, 15645, 17565, 24585, 24591, 34419, 38643, 40985, 57365, 64405, 90167, 122955, 172095, 174479, 193215, 270501, 450835, 523437, 872395, 1221353, 1352505, 1919269, 2617185, 3664059, 5757807, 6106765, 9596345, 13434883, 18320295, 28789035, 40304649, 67174415, 201523245]

約数ペア:

[(1, 201523245), (3, 67174415), (5, 40304649), (7, 28789035), (11, 18320295), (15, 13434883), (21, 9596345), (33, 6106765), (35, 5757807), (55, 3664059), (77, 2617185), (105, 1919269), (149, 1352505), (165, 1221353), (231, 872395), (385, 523437), (447, 450835), (745, 270501), (1043, 193215), (1155, 174479), (1171, 172095), (1639, 122955), (2235, 90167), (3129, 64405), (3513, 57365), (4917, 40985), (5215, 38643), (5855, 34419), (8195, 24591), (8197, 24585), (11473, 17565), (12881, 15645)]