121815990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31477}}^1$

素因数の和:31533

約数の個数: 48

約数和(自身を含む): 324097488

約数和(自身を除く): 202281498

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 31477, 62954, 94431, 157385, 188862, 283293, 314770, 472155, 566586, 944310, 1353511, 1416465, 2707022, 2832930, 4060533, 6767555, 8121066, 12181599, 13535110, 20302665, 24363198, 40605330, 60907995, 121815990]

約数ペア:

[(1, 121815990), (2, 60907995), (3, 40605330), (5, 24363198), (6, 20302665), (9, 13535110), (10, 12181599), (15, 8121066), (18, 6767555), (30, 4060533), (43, 2832930), (45, 2707022), (86, 1416465), (90, 1353511), (129, 944310), (215, 566586), (258, 472155), (387, 314770), (430, 283293), (645, 188862), (774, 157385), (1290, 94431), (1935, 62954), (3870, 31477)]