15291585

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2221}}^1$

素因数の和:2255

約数の個数: 40

約数和(自身を含む): 29037096

約数和(自身を除く): 13745511

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2221, 2295, 6663, 6885, 11105, 19989, 33315, 37757, 59967, 99945, 113271, 179901, 188785, 299835, 339813, 566355, 899505, 1019439, 1699065, 3058317, 5097195, 15291585]

約数ペア:

[(1, 15291585), (3, 5097195), (5, 3058317), (9, 1699065), (15, 1019439), (17, 899505), (27, 566355), (45, 339813), (51, 299835), (81, 188785), (85, 179901), (135, 113271), (153, 99945), (255, 59967), (405, 37757), (459, 33315), (765, 19989), (1377, 11105), (2221, 6885), (2295, 6663)]