31823099

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 44914176

約数和(自身を除く): 13091077

約数列:

[1, 7, 11, 17, 23, 49, 77, 119, 151, 161, 187, 253, 391, 539, 833, 1057, 1127, 1309, 1661, 1771, 2567, 2737, 3473, 4301, 7399, 9163, 11627, 12397, 17969, 19159, 24311, 28237, 30107, 38203, 59041, 81389, 125783, 170177, 197659, 210749, 267421, 413287, 649451, 1383613, 1871947, 2893009, 4546157, 31823099]

約数ペア:

[(1, 31823099), (7, 4546157), (11, 2893009), (17, 1871947), (23, 1383613), (49, 649451), (77, 413287), (119, 267421), (151, 210749), (161, 197659), (187, 170177), (253, 125783), (391, 81389), (539, 59041), (833, 38203), (1057, 30107), (1127, 28237), (1309, 24311), (1661, 19159), (1771, 17969), (2567, 12397), (2737, 11627), (3473, 9163), (4301, 7399)]