870345243

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20389}}^1$

素因数の和:20449

約数の個数: 40

約数和(自身を含む): 1421101440

約数和(自身を除く): 550756197

約数列:

[1, 3, 9, 17, 27, 31, 51, 81, 93, 153, 279, 459, 527, 837, 1377, 1581, 2511, 4743, 14229, 20389, 42687, 61167, 183501, 346613, 550503, 632059, 1039839, 1651509, 1896177, 3119517, 5688531, 9358551, 10745003, 17065593, 28075653, 32235009, 51196779, 96705027, 290115081, 870345243]

約数ペア:

[(1, 870345243), (3, 290115081), (9, 96705027), (17, 51196779), (27, 32235009), (31, 28075653), (51, 17065593), (81, 10745003), (93, 9358551), (153, 5688531), (279, 3119517), (459, 1896177), (527, 1651509), (837, 1039839), (1377, 632059), (1581, 550503), (2511, 346613), (4743, 183501), (14229, 61167), (20389, 42687)]