289679972

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{359}}^1\times {\mathrm{3307}}^1$

素因数の和:3731

約数の個数: 24

約数和(自身を含む): 516841920

約数和(自身を除く): 227161948

約数列:

[1, 2, 4, 61, 122, 244, 359, 718, 1436, 3307, 6614, 13228, 21899, 43798, 87596, 201727, 403454, 806908, 1187213, 2374426, 4748852, 72419993, 144839986, 289679972]

約数ペア:

[(1, 289679972), (2, 144839986), (4, 72419993), (61, 4748852), (122, 2374426), (244, 1187213), (359, 806908), (718, 403454), (1436, 201727), (3307, 87596), (6614, 43798), (13228, 21899)]