56821095

素因数分解:

$3^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{457}}^1$

素因数の和:781

約数の個数: 40

約数和(自身を含む): 102412464

約数和(自身を除く): 45591369

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 307, 405, 457, 921, 1371, 1535, 2285, 2763, 4113, 4605, 6855, 8289, 12339, 13815, 20565, 24867, 37017, 41445, 61695, 124335, 140299, 185085, 420897, 701495, 1262691, 2104485, 3788073, 6313455, 11364219, 18940365, 56821095]

約数ペア:

[(1, 56821095), (3, 18940365), (5, 11364219), (9, 6313455), (15, 3788073), (27, 2104485), (45, 1262691), (81, 701495), (135, 420897), (307, 185085), (405, 140299), (457, 124335), (921, 61695), (1371, 41445), (1535, 37017), (2285, 24867), (2763, 20565), (4113, 13815), (4605, 12339), (6855, 8289)]