1212778890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13475321}}^1$

素因数の和:13475334

約数の個数: 24

約数和(自身を含む): 3153225348

約数和(自身を除く): 1940446458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 13475321, 26950642, 40425963, 67376605, 80851926, 121277889, 134753210, 202129815, 242555778, 404259630, 606389445, 1212778890]

約数ペア:

[(1, 1212778890), (2, 606389445), (3, 404259630), (5, 242555778), (6, 202129815), (9, 134753210), (10, 121277889), (15, 80851926), (18, 67376605), (30, 40425963), (45, 26950642), (90, 13475321)]