207728055

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3463}}^1$

素因数の和:3548

約数の個数: 48

約数和(自身を含む): 380430336

約数和(自身を除く): 172702281

約数列:

[1, 3, 5, 9, 15, 31, 43, 45, 93, 129, 155, 215, 279, 387, 465, 645, 1333, 1395, 1935, 3463, 3999, 6665, 10389, 11997, 17315, 19995, 31167, 51945, 59985, 107353, 148909, 155835, 322059, 446727, 536765, 744545, 966177, 1340181, 1610295, 2233635, 4616179, 4830885, 6700905, 13848537, 23080895, 41545611, 69242685, 207728055]

約数ペア:

[(1, 207728055), (3, 69242685), (5, 41545611), (9, 23080895), (15, 13848537), (31, 6700905), (43, 4830885), (45, 4616179), (93, 2233635), (129, 1610295), (155, 1340181), (215, 966177), (279, 744545), (387, 536765), (465, 446727), (645, 322059), (1333, 155835), (1395, 148909), (1935, 107353), (3463, 59985), (3999, 51945), (6665, 31167), (10389, 19995), (11997, 17315)]