156631455

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:661

約数の個数: 64

約数和(自身を含む): 297561600

約数和(自身を除く): 140930145

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 139, 153, 255, 417, 459, 491, 695, 765, 1251, 1473, 2085, 2295, 2363, 2455, 3753, 4419, 6255, 7089, 7365, 8347, 11815, 13257, 18765, 21267, 22095, 25041, 35445, 41735, 63801, 66285, 68249, 75123, 106335, 125205, 204747, 225369, 319005, 341245, 375615, 614241, 1023735, 1126845, 1160233, 1842723, 3071205, 3480699, 5801165, 9213615, 10442097, 17403495, 31326291, 52210485, 156631455]

約数ペア:

[(1, 156631455), (3, 52210485), (5, 31326291), (9, 17403495), (15, 10442097), (17, 9213615), (27, 5801165), (45, 3480699), (51, 3071205), (85, 1842723), (135, 1160233), (139, 1126845), (153, 1023735), (255, 614241), (417, 375615), (459, 341245), (491, 319005), (695, 225369), (765, 204747), (1251, 125205), (1473, 106335), (2085, 75123), (2295, 68249), (2363, 66285), (2455, 63801), (3753, 41735), (4419, 35445), (6255, 25041), (7089, 22095), (7365, 21267), (8347, 18765), (11815, 13257)]