31223595

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 55075680

約数和(自身を除く): 23852085

約数列:

[1, 3, 5, 13, 15, 39, 65, 109, 113, 169, 195, 327, 339, 507, 545, 565, 845, 1417, 1469, 1635, 1695, 2535, 4251, 4407, 7085, 7345, 12317, 18421, 19097, 21255, 22035, 36951, 55263, 57291, 61585, 92105, 95485, 160121, 184755, 276315, 286455, 480363, 800605, 2081573, 2401815, 6244719, 10407865, 31223595]

約数ペア:

[(1, 31223595), (3, 10407865), (5, 6244719), (13, 2401815), (15, 2081573), (39, 800605), (65, 480363), (109, 286455), (113, 276315), (169, 184755), (195, 160121), (327, 95485), (339, 92105), (507, 61585), (545, 57291), (565, 55263), (845, 36951), (1417, 22035), (1469, 21255), (1635, 19097), (1695, 18421), (2535, 12317), (4251, 7345), (4407, 7085)]