142880703

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{3169}}^1$

素因数の和:3311

約数の個数: 32

約数和(自身を含む): 231283200

約数和(自身を除く): 88402497

約数列:

[1, 3, 7, 19, 21, 57, 113, 133, 339, 399, 791, 2147, 2373, 3169, 6441, 9507, 15029, 22183, 45087, 60211, 66549, 180633, 358097, 421477, 1074291, 1264431, 2506679, 6803843, 7520037, 20411529, 47626901, 142880703]

約数ペア:

[(1, 142880703), (3, 47626901), (7, 20411529), (19, 7520037), (21, 6803843), (57, 2506679), (113, 1264431), (133, 1074291), (339, 421477), (399, 358097), (791, 180633), (2147, 66549), (2373, 60211), (3169, 45087), (6441, 22183), (9507, 15029)]