15740151

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 25559040

約数和(自身を除く): 9818889

約数列:

[1, 3, 7, 19, 21, 57, 103, 133, 309, 383, 399, 721, 1149, 1957, 2163, 2681, 5871, 7277, 8043, 13699, 21831, 39449, 41097, 50939, 118347, 152817, 276143, 749531, 828429, 2248593, 5246717, 15740151]

約数ペア:

[(1, 15740151), (3, 5246717), (7, 2248593), (19, 828429), (21, 749531), (57, 276143), (103, 152817), (133, 118347), (309, 50939), (383, 41097), (399, 39449), (721, 21831), (1149, 13699), (1957, 8043), (2163, 7277), (2681, 5871)]