239135728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{26737}}^1$

素因数の和:26801

約数の個数: 40

約数和(自身を含む): 510588848

約数和(自身を除く): 271453120

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 26737, 53474, 106948, 213896, 347581, 427792, 695162, 1149691, 1390324, 2299382, 2780648, 4598764, 5561296, 9197528, 14945983, 18395056, 29891966, 59783932, 119567864, 239135728]

約数ペア:

[(1, 239135728), (2, 119567864), (4, 59783932), (8, 29891966), (13, 18395056), (16, 14945983), (26, 9197528), (43, 5561296), (52, 4598764), (86, 2780648), (104, 2299382), (172, 1390324), (208, 1149691), (344, 695162), (559, 427792), (688, 347581), (1118, 213896), (2236, 106948), (4472, 53474), (8944, 26737)]