15645189

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 25390080

約数和(自身を除く): 9744891

約数列:

[1, 3, 7, 19, 21, 57, 113, 133, 339, 347, 399, 791, 1041, 2147, 2373, 2429, 6441, 6593, 7287, 15029, 19779, 39211, 45087, 46151, 117633, 138453, 274477, 745009, 823431, 2235027, 5215063, 15645189]

約数ペア:

[(1, 15645189), (3, 5215063), (7, 2235027), (19, 823431), (21, 745009), (57, 274477), (113, 138453), (133, 117633), (339, 46151), (347, 45087), (399, 39211), (791, 19779), (1041, 15029), (2147, 7287), (2373, 6593), (2429, 6441)]