30988518

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:493

約数の個数: 64

約数和(自身を含む): 72783360

約数和(自身を除く): 41794842

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 71, 102, 142, 187, 213, 374, 389, 426, 561, 778, 781, 1122, 1167, 1207, 1562, 2334, 2343, 2414, 3621, 4279, 4686, 6613, 7242, 8558, 12837, 13226, 13277, 19839, 25674, 26554, 27619, 39678, 39831, 55238, 72743, 79662, 82857, 145486, 165714, 218229, 303809, 436458, 469523, 607618, 911427, 939046, 1408569, 1822854, 2817138, 5164753, 10329506, 15494259, 30988518]

約数ペア:

[(1, 30988518), (2, 15494259), (3, 10329506), (6, 5164753), (11, 2817138), (17, 1822854), (22, 1408569), (33, 939046), (34, 911427), (51, 607618), (66, 469523), (71, 436458), (102, 303809), (142, 218229), (187, 165714), (213, 145486), (374, 82857), (389, 79662), (426, 72743), (561, 55238), (778, 39831), (781, 39678), (1122, 27619), (1167, 26554), (1207, 25674), (1562, 19839), (2334, 13277), (2343, 13226), (2414, 12837), (3621, 8558), (4279, 7242), (4686, 6613)]