28477065

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1$

素因数の和:1389

約数の個数: 32

約数和(自身を含む): 48070656

約数和(自身を除く): 19593591

約数列:

[1, 3, 5, 15, 31, 47, 93, 141, 155, 235, 465, 705, 1303, 1457, 3909, 4371, 6515, 7285, 19545, 21855, 40393, 61241, 121179, 183723, 201965, 306205, 605895, 918615, 1898471, 5695413, 9492355, 28477065]

約数ペア:

[(1, 28477065), (3, 9492355), (5, 5695413), (15, 1898471), (31, 918615), (47, 605895), (93, 306205), (141, 201965), (155, 183723), (235, 121179), (465, 61241), (705, 40393), (1303, 21855), (1457, 19545), (3909, 7285), (4371, 6515)]