81477252

素因数分解:

$2^2\times 3^4\times {\mathrm{251473}}^1$

素因数の和:251489

約数の個数: 30

約数和(自身を含む): 212998478

約数和(自身を除く): 131521226

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 251473, 502946, 754419, 1005892, 1508838, 2263257, 3017676, 4526514, 6789771, 9053028, 13579542, 20369313, 27159084, 40738626, 81477252]

約数ペア:

[(1, 81477252), (2, 40738626), (3, 27159084), (4, 20369313), (6, 13579542), (9, 9053028), (12, 6789771), (18, 4526514), (27, 3017676), (36, 2263257), (54, 1508838), (81, 1005892), (108, 754419), (162, 502946), (324, 251473)]