201829887

素因数分解:

$3^4\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2389}}^1$

素因数の和:2557

約数の個数: 40

約数和(自身を含む): 347028000

約数和(自身を除く): 145198113

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 149, 189, 447, 567, 1043, 1341, 2389, 3129, 4023, 7167, 9387, 12069, 16723, 21501, 28161, 50169, 64503, 84483, 150507, 193509, 355961, 451521, 1067883, 1354563, 2491727, 3203649, 7475181, 9610947, 22425543, 28832841, 67276629, 201829887]

約数ペア:

[(1, 201829887), (3, 67276629), (7, 28832841), (9, 22425543), (21, 9610947), (27, 7475181), (63, 3203649), (81, 2491727), (149, 1354563), (189, 1067883), (447, 451521), (567, 355961), (1043, 193509), (1341, 150507), (2389, 84483), (3129, 64503), (4023, 50169), (7167, 28161), (9387, 21501), (12069, 16723)]