189698510

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1\times {\mathrm{673}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 347654592

約数和(自身を除く): 157956082

約数列:

[1, 2, 5, 10, 71, 142, 355, 397, 673, 710, 794, 1346, 1985, 3365, 3970, 6730, 28187, 47783, 56374, 95566, 140935, 238915, 267181, 281870, 477830, 534362, 1335905, 2671810, 18969851, 37939702, 94849255, 189698510]

約数ペア:

[(1, 189698510), (2, 94849255), (5, 37939702), (10, 18969851), (71, 2671810), (142, 1335905), (355, 534362), (397, 477830), (673, 281870), (710, 267181), (794, 238915), (1346, 140935), (1985, 95566), (3365, 56374), (3970, 47783), (6730, 28187)]