213335235

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{541}}^1$

素因数の和:705

約数の個数: 64

約数和(自身を含む): 399605760

約数和(自身を除く): 186270525

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 127, 135, 207, 345, 381, 541, 621, 635, 1035, 1143, 1623, 1905, 2705, 2921, 3105, 3429, 4869, 5715, 8115, 8763, 12443, 14605, 14607, 17145, 24345, 26289, 37329, 43815, 62215, 68707, 73035, 78867, 111987, 131445, 186645, 206121, 335961, 343535, 394335, 559935, 618363, 1030605, 1580261, 1679805, 1855089, 3091815, 4740783, 7901305, 9275445, 14222349, 23703915, 42667047, 71111745, 213335235]

約数ペア:

[(1, 213335235), (3, 71111745), (5, 42667047), (9, 23703915), (15, 14222349), (23, 9275445), (27, 7901305), (45, 4740783), (69, 3091815), (115, 1855089), (127, 1679805), (135, 1580261), (207, 1030605), (345, 618363), (381, 559935), (541, 394335), (621, 343535), (635, 335961), (1035, 206121), (1143, 186645), (1623, 131445), (1905, 111987), (2705, 78867), (2921, 73035), (3105, 68707), (3429, 62215), (4869, 43815), (5715, 37329), (8115, 26289), (8763, 24345), (12443, 17145), (14605, 14607)]