31590027

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{463}}^1$

素因数の和:517

約数の個数: 48

約数和(自身を含む): 56570880

約数和(自身を除く): 24980853

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 361, 399, 463, 513, 1083, 1197, 1389, 2527, 3241, 3249, 3591, 4167, 7581, 8797, 9723, 9747, 12501, 22743, 26391, 29169, 61579, 68229, 79173, 87507, 167143, 184737, 237519, 501429, 554211, 1170001, 1504287, 1662633, 3510003, 4512861, 10530009, 31590027]

約数ペア:

[(1, 31590027), (3, 10530009), (7, 4512861), (9, 3510003), (19, 1662633), (21, 1504287), (27, 1170001), (57, 554211), (63, 501429), (133, 237519), (171, 184737), (189, 167143), (361, 87507), (399, 79173), (463, 68229), (513, 61579), (1083, 29169), (1197, 26391), (1389, 22743), (2527, 12501), (3241, 9747), (3249, 9723), (3591, 8797), (4167, 7581)]