2574215

素因数分解:

$5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:124

約数の個数: 32

約数和(自身を含む): 3840000

約数和(自身を除く): 1265785

約数列:

[1, 5, 7, 19, 35, 49, 79, 95, 133, 245, 343, 395, 553, 665, 931, 1501, 1715, 2765, 3871, 4655, 6517, 7505, 10507, 19355, 27097, 32585, 52535, 73549, 135485, 367745, 514843, 2574215]

約数ペア:

[(1, 2574215), (5, 514843), (7, 367745), (19, 135485), (35, 73549), (49, 52535), (79, 32585), (95, 27097), (133, 19355), (245, 10507), (343, 7505), (395, 6517), (553, 4655), (665, 3871), (931, 2765), (1501, 1715)]