225406895

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1487}}^1$

素因数の和:1631

約数の個数: 32

約数和(自身を含む): 318836736

約数和(自身を除く): 93429841

約数列:

[1, 5, 7, 35, 61, 71, 305, 355, 427, 497, 1487, 2135, 2485, 4331, 7435, 10409, 21655, 30317, 52045, 90707, 105577, 151585, 453535, 527885, 634949, 739039, 3174745, 3695195, 6440197, 32200985, 45081379, 225406895]

約数ペア:

[(1, 225406895), (5, 45081379), (7, 32200985), (35, 6440197), (61, 3695195), (71, 3174745), (305, 739039), (355, 634949), (427, 527885), (497, 453535), (1487, 151585), (2135, 105577), (2485, 90707), (4331, 52045), (7435, 30317), (10409, 21655)]