243668516

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{669419}}^1$

素因数の和:669443

約数の個数: 24

約数和(自身を含む): 524825280

約数和(自身を除く): 281156764

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 669419, 1338838, 2677676, 4685933, 8702447, 9371866, 17404894, 18743732, 34809788, 60917129, 121834258, 243668516]

約数ペア:

[(1, 243668516), (2, 121834258), (4, 60917129), (7, 34809788), (13, 18743732), (14, 17404894), (26, 9371866), (28, 8702447), (52, 4685933), (91, 2677676), (182, 1338838), (364, 669419)]