15993003

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 24514560

約数和(自身を除く): 8521557

約数列:

[1, 3, 13, 19, 39, 57, 113, 191, 247, 339, 573, 741, 1469, 2147, 2483, 3629, 4407, 6441, 7449, 10887, 21583, 27911, 47177, 64749, 83733, 141531, 280579, 410077, 841737, 1230231, 5331001, 15993003]

約数ペア:

[(1, 15993003), (3, 5331001), (13, 1230231), (19, 841737), (39, 410077), (57, 280579), (113, 141531), (191, 83733), (247, 64749), (339, 47177), (573, 27911), (741, 21583), (1469, 10887), (2147, 7449), (2483, 6441), (3629, 4407)]