30639951

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:537

約数の個数: 40

約数和(自身を含む): 49406720

約数和(自身を除く): 18766769

約数列:

[1, 3, 9, 19, 27, 43, 57, 81, 129, 171, 387, 463, 513, 817, 1161, 1389, 1539, 2451, 3483, 4167, 7353, 8797, 12501, 19909, 22059, 26391, 37503, 59727, 66177, 79173, 179181, 237519, 378271, 537543, 712557, 1134813, 1612629, 3404439, 10213317, 30639951]

約数ペア:

[(1, 30639951), (3, 10213317), (9, 3404439), (19, 1612629), (27, 1134813), (43, 712557), (57, 537543), (81, 378271), (129, 237519), (171, 179181), (387, 79173), (463, 66177), (513, 59727), (817, 37503), (1161, 26391), (1389, 22059), (1539, 19909), (2451, 12501), (3483, 8797), (4167, 7353)]