15827955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 30578688

約数和(自身を除く): 14750733

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 47, 55, 65, 141, 143, 157, 165, 195, 235, 429, 471, 517, 611, 705, 715, 785, 1551, 1727, 1833, 2041, 2145, 2355, 2585, 3055, 5181, 6123, 6721, 7379, 7755, 8635, 9165, 10205, 20163, 22137, 22451, 25905, 30615, 33605, 36895, 67353, 81169, 95927, 100815, 110685, 112255, 243507, 287781, 336765, 405845, 479635, 1055197, 1217535, 1438905, 3165591, 5275985, 15827955]

約数ペア:

[(1, 15827955), (3, 5275985), (5, 3165591), (11, 1438905), (13, 1217535), (15, 1055197), (33, 479635), (39, 405845), (47, 336765), (55, 287781), (65, 243507), (141, 112255), (143, 110685), (157, 100815), (165, 95927), (195, 81169), (235, 67353), (429, 36895), (471, 33605), (517, 30615), (611, 25905), (705, 22451), (715, 22137), (785, 20163), (1551, 10205), (1727, 9165), (1833, 8635), (2041, 7755), (2145, 7379), (2355, 6721), (2585, 6123), (3055, 5181)]