47220975

素因数分解:

$3^6\times 5^2\times {\mathrm{2591}}^1$

素因数の和:2619

約数の個数: 42

約数和(自身を含む): 87824736

約数和(自身を除く): 40603761

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 729, 1215, 2025, 2591, 3645, 6075, 7773, 12955, 18225, 23319, 38865, 64775, 69957, 116595, 194325, 209871, 349785, 582975, 629613, 1049355, 1748925, 1888839, 3148065, 5246775, 9444195, 15740325, 47220975]

約数ペア:

[(1, 47220975), (3, 15740325), (5, 9444195), (9, 5246775), (15, 3148065), (25, 1888839), (27, 1748925), (45, 1049355), (75, 629613), (81, 582975), (135, 349785), (225, 209871), (243, 194325), (405, 116595), (675, 69957), (729, 64775), (1215, 38865), (2025, 23319), (2591, 18225), (3645, 12955), (6075, 7773)]