1378322876

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{8521}}^1$

素因数の和:8694

約数の個数: 48

約数和(自身を含む): 2834758080

約数和(自身を除く): 1456435204

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 109, 212, 218, 371, 436, 742, 763, 1484, 1526, 3052, 5777, 8521, 11554, 17042, 23108, 34084, 40439, 59647, 80878, 119294, 161756, 238588, 451613, 903226, 928789, 1806452, 1857578, 3161291, 3715156, 6322582, 6501523, 12645164, 13003046, 26006092, 49225817, 98451634, 196903268, 344580719, 689161438, 1378322876]

約数ペア:

[(1, 1378322876), (2, 689161438), (4, 344580719), (7, 196903268), (14, 98451634), (28, 49225817), (53, 26006092), (106, 13003046), (109, 12645164), (212, 6501523), (218, 6322582), (371, 3715156), (436, 3161291), (742, 1857578), (763, 1806452), (1484, 928789), (1526, 903226), (3052, 451613), (5777, 238588), (8521, 161756), (11554, 119294), (17042, 80878), (23108, 59647), (34084, 40439)]