254452887

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{733}}^1$

素因数の和:821

約数の個数: 64

約数和(自身を含む): 434058240

約数和(自身を除く): 179605353

約数列:

[1, 3, 9, 13, 23, 27, 39, 43, 69, 117, 129, 207, 299, 351, 387, 559, 621, 733, 897, 989, 1161, 1677, 2199, 2691, 2967, 5031, 6597, 8073, 8901, 9529, 12857, 15093, 16859, 19791, 26703, 28587, 31519, 38571, 50577, 85761, 94557, 115713, 151731, 219167, 257283, 283671, 347139, 409747, 455193, 657501, 724937, 851013, 1229241, 1972503, 2174811, 3687723, 5917509, 6524433, 9424181, 11063169, 19573299, 28272543, 84817629, 254452887]

約数ペア:

[(1, 254452887), (3, 84817629), (9, 28272543), (13, 19573299), (23, 11063169), (27, 9424181), (39, 6524433), (43, 5917509), (69, 3687723), (117, 2174811), (129, 1972503), (207, 1229241), (299, 851013), (351, 724937), (387, 657501), (559, 455193), (621, 409747), (733, 347139), (897, 283671), (989, 257283), (1161, 219167), (1677, 151731), (2199, 115713), (2691, 94557), (2967, 85761), (5031, 50577), (6597, 38571), (8073, 31519), (8901, 28587), (9529, 26703), (12857, 19791), (15093, 16859)]