289364362

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1\times {\mathrm{617}}^1$

素因数の和:1006

約数の個数: 32

約数和(自身を含む): 502508160

約数和(自身を除く): 213143798

約数列:

[1, 2, 7, 14, 139, 241, 278, 482, 617, 973, 1234, 1687, 1946, 3374, 4319, 8638, 33499, 66998, 85763, 148697, 171526, 234493, 297394, 468986, 600341, 1040879, 1200682, 2081758, 20668883, 41337766, 144682181, 289364362]

約数ペア:

[(1, 289364362), (2, 144682181), (7, 41337766), (14, 20668883), (139, 2081758), (241, 1200682), (278, 1040879), (482, 600341), (617, 468986), (973, 297394), (1234, 234493), (1687, 171526), (1946, 148697), (3374, 85763), (4319, 66998), (8638, 33499)]