64802907

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 106142400

約数和(自身を除く): 41339493

約数列:

[1, 3, 9, 13, 29, 39, 71, 87, 117, 213, 261, 269, 377, 639, 807, 923, 1131, 2059, 2421, 2769, 3393, 3497, 6177, 7801, 8307, 10491, 18531, 19099, 23403, 26767, 31473, 57297, 70209, 80301, 101413, 171891, 240903, 248287, 304239, 553871, 744861, 912717, 1661613, 2234583, 4984839, 7200323, 21600969, 64802907]

約数ペア:

[(1, 64802907), (3, 21600969), (9, 7200323), (13, 4984839), (29, 2234583), (39, 1661613), (71, 912717), (87, 744861), (117, 553871), (213, 304239), (261, 248287), (269, 240903), (377, 171891), (639, 101413), (807, 80301), (923, 70209), (1131, 57297), (2059, 31473), (2421, 26767), (2769, 23403), (3393, 19099), (3497, 18531), (6177, 10491), (7801, 8307)]