52720515

素因数分解:

$3^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1427}}^1$

素因数の和:2259

約数の個数: 24

約数和(自身を含む): 91557648

約数和(自身を除く): 38837133

約数列:

[1, 3, 5, 9, 15, 45, 821, 1427, 2463, 4105, 4281, 7135, 7389, 12315, 12843, 21405, 36945, 64215, 1171567, 3514701, 5857835, 10544103, 17573505, 52720515]

約数ペア:

[(1, 52720515), (3, 17573505), (5, 10544103), (9, 5857835), (15, 3514701), (45, 1171567), (821, 64215), (1427, 36945), (2463, 21405), (4105, 12843), (4281, 12315), (7135, 7389)]