13371855

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 26265600

約数和(自身を除く): 12893745

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 105, 113, 115, 147, 161, 245, 339, 343, 345, 483, 565, 735, 791, 805, 1029, 1127, 1695, 1715, 2373, 2415, 2599, 3381, 3955, 5145, 5537, 5635, 7797, 7889, 11865, 12995, 16611, 16905, 18193, 23667, 27685, 38759, 38985, 39445, 54579, 83055, 90965, 116277, 118335, 127351, 193795, 272895, 382053, 581385, 636755, 891457, 1910265, 2674371, 4457285, 13371855]

約数ペア:

[(1, 13371855), (3, 4457285), (5, 2674371), (7, 1910265), (15, 891457), (21, 636755), (23, 581385), (35, 382053), (49, 272895), (69, 193795), (105, 127351), (113, 118335), (115, 116277), (147, 90965), (161, 83055), (245, 54579), (339, 39445), (343, 38985), (345, 38759), (483, 27685), (565, 23667), (735, 18193), (791, 16905), (805, 16611), (1029, 12995), (1127, 11865), (1695, 7889), (1715, 7797), (2373, 5635), (2415, 5537), (2599, 5145), (3381, 3955)]