13210491

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 21450240

約数和(自身を除く): 8239749

約数列:

[1, 3, 7, 19, 21, 57, 113, 133, 293, 339, 399, 791, 879, 2051, 2147, 2373, 5567, 6153, 6441, 15029, 16701, 33109, 38969, 45087, 99327, 116907, 231763, 629071, 695289, 1887213, 4403497, 13210491]

約数ペア:

[(1, 13210491), (3, 4403497), (7, 1887213), (19, 695289), (21, 629071), (57, 231763), (113, 116907), (133, 99327), (293, 45087), (339, 38969), (399, 33109), (791, 16701), (879, 15029), (2051, 6441), (2147, 6153), (2373, 5567)]