172173890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{11657}}^1$

素因数の和:11882

約数の個数: 32

約数和(自身を含む): 355895424

約数和(自身を除く): 183721534

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 211, 422, 1055, 1477, 2110, 2954, 7385, 11657, 14770, 23314, 58285, 81599, 116570, 163198, 407995, 815990, 2459627, 4919254, 12298135, 17217389, 24596270, 34434778, 86086945, 172173890]

約数ペア:

[(1, 172173890), (2, 86086945), (5, 34434778), (7, 24596270), (10, 17217389), (14, 12298135), (35, 4919254), (70, 2459627), (211, 815990), (422, 407995), (1055, 163198), (1477, 116570), (2110, 81599), (2954, 58285), (7385, 23314), (11657, 14770)]