221994585

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{290189}}^1$

素因数の和:290217

約数の個数: 24

約数和(自身を含む): 407426760

約数和(自身を除く): 185432175

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 290189, 870567, 1450945, 2611701, 4352835, 4933213, 13058505, 14799639, 24666065, 44398917, 73998195, 221994585]

約数ペア:

[(1, 221994585), (3, 73998195), (5, 44398917), (9, 24666065), (15, 14799639), (17, 13058505), (45, 4933213), (51, 4352835), (85, 2611701), (153, 1450945), (255, 870567), (765, 290189)]