1919254545

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{21727}}^1$

素因数の和:21902

約数の個数: 48

約数和(自身を含む): 3606500352

約数和(自身を除く): 1687245807

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 151, 195, 453, 585, 755, 1359, 1963, 2265, 5889, 6795, 9815, 17667, 21727, 29445, 65181, 88335, 108635, 195543, 282451, 325905, 847353, 977715, 1412255, 2542059, 3280777, 4236765, 9842331, 12710295, 16403885, 29526993, 42650101, 49211655, 127950303, 147634965, 213250505, 383850909, 639751515, 1919254545]

約数ペア:

[(1, 1919254545), (3, 639751515), (5, 383850909), (9, 213250505), (13, 147634965), (15, 127950303), (39, 49211655), (45, 42650101), (65, 29526993), (117, 16403885), (151, 12710295), (195, 9842331), (453, 4236765), (585, 3280777), (755, 2542059), (1359, 1412255), (1963, 977715), (2265, 847353), (5889, 325905), (6795, 282451), (9815, 195543), (17667, 108635), (21727, 88335), (29445, 65181)]