208047502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{491}}^1$

素因数の和:928

約数の個数: 32

約数和(自身を含む): 345502080

約数和(自身を除く): 137454578

約数列:

[1, 2, 13, 26, 43, 86, 379, 491, 559, 758, 982, 1118, 4927, 6383, 9854, 12766, 16297, 21113, 32594, 42226, 186089, 211861, 274469, 372178, 423722, 548938, 2419157, 4838314, 8001827, 16003654, 104023751, 208047502]

約数ペア:

[(1, 208047502), (2, 104023751), (13, 16003654), (26, 8001827), (43, 4838314), (86, 2419157), (379, 548938), (491, 423722), (559, 372178), (758, 274469), (982, 211861), (1118, 186089), (4927, 42226), (6383, 32594), (9854, 21113), (12766, 16297)]