172870965

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2179}}^1$

素因数の和:2274

約数の個数: 48

約数和(自身を含む): 314233920

約数和(自身を除く): 141362955

約数列:

[1, 3, 5, 9, 15, 41, 43, 45, 123, 129, 205, 215, 369, 387, 615, 645, 1763, 1845, 1935, 2179, 5289, 6537, 8815, 10895, 15867, 19611, 26445, 32685, 79335, 89339, 93697, 98055, 268017, 281091, 446695, 468485, 804051, 843273, 1340085, 1405455, 3841577, 4020255, 4216365, 11524731, 19207885, 34574193, 57623655, 172870965]

約数ペア:

[(1, 172870965), (3, 57623655), (5, 34574193), (9, 19207885), (15, 11524731), (41, 4216365), (43, 4020255), (45, 3841577), (123, 1405455), (129, 1340085), (205, 843273), (215, 804051), (369, 468485), (387, 446695), (615, 281091), (645, 268017), (1763, 98055), (1845, 93697), (1935, 89339), (2179, 79335), (5289, 32685), (6537, 26445), (8815, 19611), (10895, 15867)]