2159535

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 4004352

約数和(自身を除く): 1844817

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 131, 157, 393, 471, 655, 785, 917, 1099, 1965, 2355, 2751, 3297, 4585, 5495, 13755, 16485, 20567, 61701, 102835, 143969, 308505, 431907, 719845, 2159535]

約数ペア:

[(1, 2159535), (3, 719845), (5, 431907), (7, 308505), (15, 143969), (21, 102835), (35, 61701), (105, 20567), (131, 16485), (157, 13755), (393, 5495), (471, 4585), (655, 3297), (785, 2751), (917, 2355), (1099, 1965)]