194521621

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1621}}^1$

素因数の和:1745

約数の個数: 24

約数和(自身を含む): 236682240

約数和(自身を除く): 42160619

約数列:

[1, 7, 31, 49, 79, 217, 553, 1519, 1621, 2449, 3871, 11347, 17143, 50251, 79429, 120001, 128059, 351757, 896413, 2462299, 3969829, 6274891, 27788803, 194521621]

約数ペア:

[(1, 194521621), (7, 27788803), (31, 6274891), (49, 3969829), (79, 2462299), (217, 896413), (553, 351757), (1519, 128059), (1621, 120001), (2449, 79429), (3871, 50251), (11347, 17143)]