305175087

素因数分解:

$3^3\times 7^2\times {\mathrm{251}}^1\times {\mathrm{919}}^1$

素因数の和:1193

約数の個数: 48

約数和(自身を含む): 528595200

約数和(自身を除く): 223420113

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 251, 441, 753, 919, 1323, 1757, 2259, 2757, 5271, 6433, 6777, 8271, 12299, 15813, 19299, 24813, 36897, 45031, 47439, 57897, 110691, 135093, 173691, 230669, 332073, 405279, 692007, 1215837, 1614683, 2076021, 4844049, 6228063, 11302781, 14532147, 33908343, 43596441, 101725029, 305175087]

約数ペア:

[(1, 305175087), (3, 101725029), (7, 43596441), (9, 33908343), (21, 14532147), (27, 11302781), (49, 6228063), (63, 4844049), (147, 2076021), (189, 1614683), (251, 1215837), (441, 692007), (753, 405279), (919, 332073), (1323, 230669), (1757, 173691), (2259, 135093), (2757, 110691), (5271, 57897), (6433, 47439), (6777, 45031), (8271, 36897), (12299, 24813), (15813, 19299)]