285427233

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38723}}^1$

素因数の和:38755

約数の個数: 40

約数和(自身を含む): 524787648

約数和(自身を除く): 239360415

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 2457, 7371, 38723, 116169, 271061, 348507, 503399, 813183, 1045521, 1510197, 2439549, 3136563, 3523793, 4530591, 7318647, 10571379, 13591773, 21955941, 31714137, 40775319, 95142411, 285427233]

約数ペア:

[(1, 285427233), (3, 95142411), (7, 40775319), (9, 31714137), (13, 21955941), (21, 13591773), (27, 10571379), (39, 7318647), (63, 4530591), (81, 3523793), (91, 3136563), (117, 2439549), (189, 1510197), (273, 1045521), (351, 813183), (567, 503399), (819, 348507), (1053, 271061), (2457, 116169), (7371, 38723)]