266959623

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{1487}}^1$

素因数の和:1683

約数の個数: 32

約数和(自身を含む): 415973376

約数和(自身を除く): 149013753

約数列:

[1, 3, 7, 21, 83, 103, 249, 309, 581, 721, 1487, 1743, 2163, 4461, 8549, 10409, 25647, 31227, 59843, 123421, 153161, 179529, 370263, 459483, 863947, 1072127, 2591841, 3216381, 12712363, 38137089, 88986541, 266959623]

約数ペア:

[(1, 266959623), (3, 88986541), (7, 38137089), (21, 12712363), (83, 3216381), (103, 2591841), (249, 1072127), (309, 863947), (581, 459483), (721, 370263), (1487, 179529), (1743, 153161), (2163, 123421), (4461, 59843), (8549, 31227), (10409, 25647)]