520000767

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1597}}^1$

素因数の和:1661

約数の個数: 72

約数和(自身を含む): 928348512

約数和(自身を除く): 408347745

約数列:

[1, 3, 9, 11, 13, 23, 33, 39, 69, 99, 117, 121, 143, 207, 253, 299, 363, 429, 759, 897, 1089, 1287, 1573, 1597, 2277, 2691, 2783, 3289, 4719, 4791, 8349, 9867, 14157, 14373, 17567, 20761, 25047, 29601, 36179, 36731, 52701, 62283, 108537, 110193, 158103, 186849, 193237, 228371, 325611, 330579, 404041, 477503, 579711, 685113, 1212123, 1432509, 1739133, 2055339, 2512081, 3636369, 4297527, 4444451, 5252533, 7536243, 13333353, 15757599, 22608729, 40000059, 47272797, 57777863, 173333589, 520000767]

約数ペア:

[(1, 520000767), (3, 173333589), (9, 57777863), (11, 47272797), (13, 40000059), (23, 22608729), (33, 15757599), (39, 13333353), (69, 7536243), (99, 5252533), (117, 4444451), (121, 4297527), (143, 3636369), (207, 2512081), (253, 2055339), (299, 1739133), (363, 1432509), (429, 1212123), (759, 685113), (897, 579711), (1089, 477503), (1287, 404041), (1573, 330579), (1597, 325611), (2277, 228371), (2691, 193237), (2783, 186849), (3289, 158103), (4719, 110193), (4791, 108537), (8349, 62283), (9867, 52701), (14157, 36731), (14373, 36179), (17567, 29601), (20761, 25047)]