87868138

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{281}}^1\times {\mathrm{541}}^1$

素因数の和:858

約数の個数: 24

約数和(自身を含む): 140769324

約数和(自身を除く): 52901186

約数列:

[1, 2, 17, 34, 281, 289, 541, 562, 578, 1082, 4777, 9197, 9554, 18394, 81209, 152021, 156349, 162418, 304042, 312698, 2584357, 5168714, 43934069, 87868138]

約数ペア:

[(1, 87868138), (2, 43934069), (17, 5168714), (34, 2584357), (281, 312698), (289, 304042), (541, 162418), (562, 156349), (578, 152021), (1082, 81209), (4777, 18394), (9197, 9554)]