1931213955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{17707}}^1$

素因数の和:18387

約数の個数: 32

約数和(自身を含む): 3376136448

約数和(自身を除く): 1444922493

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 661, 1983, 3305, 7271, 9915, 17707, 21813, 36355, 53121, 88535, 109065, 194777, 265605, 584331, 973885, 2921655, 11704327, 35112981, 58521635, 128747597, 175564905, 386242791, 643737985, 1931213955]

約数ペア:

[(1, 1931213955), (3, 643737985), (5, 386242791), (11, 175564905), (15, 128747597), (33, 58521635), (55, 35112981), (165, 11704327), (661, 2921655), (1983, 973885), (3305, 584331), (7271, 265605), (9915, 194777), (17707, 109065), (21813, 88535), (36355, 53121)]