223875981

素因数分解:

$3^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3109}}^1$

素因数の和:3255

約数の個数: 40

約数和(自身を含む): 385341440

約数和(自身を除く): 161465459

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 127, 189, 381, 567, 889, 1143, 2667, 3109, 3429, 8001, 9327, 10287, 21763, 24003, 27981, 65289, 72009, 83943, 195867, 251829, 394843, 587601, 1184529, 1762803, 2763901, 3553587, 8291703, 10660761, 24875109, 31982283, 74625327, 223875981]

約数ペア:

[(1, 223875981), (3, 74625327), (7, 31982283), (9, 24875109), (21, 10660761), (27, 8291703), (63, 3553587), (81, 2763901), (127, 1762803), (189, 1184529), (381, 587601), (567, 394843), (889, 251829), (1143, 195867), (2667, 83943), (3109, 72009), (3429, 65289), (8001, 27981), (9327, 24003), (10287, 21763)]