71387138

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 113230656

約数和(自身を除く): 41843518

約数列:

[1, 2, 43, 73, 83, 86, 137, 146, 166, 274, 3139, 3569, 5891, 6059, 6278, 7138, 10001, 11371, 11782, 12118, 20002, 22742, 260537, 430043, 488953, 521074, 830083, 860086, 977906, 1660166, 35693569, 71387138]

約数ペア:

[(1, 71387138), (2, 35693569), (43, 1660166), (73, 977906), (83, 860086), (86, 830083), (137, 521074), (146, 488953), (166, 430043), (274, 260537), (3139, 22742), (3569, 20002), (5891, 12118), (6059, 11782), (6278, 11371), (7138, 10001)]