18300585

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1669}}^1$

素因数の和:1737

約数の個数: 32

約数和(自身を含む): 31743360

約数和(自身を除く): 13442775

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 1669, 2193, 3655, 5007, 8345, 10965, 25035, 28373, 71767, 85119, 141865, 215301, 358835, 425595, 1076505, 1220039, 3660117, 6100195, 18300585]

約数ペア:

[(1, 18300585), (3, 6100195), (5, 3660117), (15, 1220039), (17, 1076505), (43, 425595), (51, 358835), (85, 215301), (129, 141865), (215, 85119), (255, 71767), (645, 28373), (731, 25035), (1669, 10965), (2193, 8345), (3655, 5007)]