199884045

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{1693}}^1$

素因数の和:2181

約数の個数: 32

約数和(自身を含む): 339558912

約数和(自身を除く): 139674867

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 463, 1389, 1693, 2315, 5079, 6945, 7871, 8465, 23613, 25395, 28781, 39355, 86343, 118065, 143905, 431715, 783859, 2351577, 3919295, 11757885, 13325603, 39976809, 66628015, 199884045]

約数ペア:

[(1, 199884045), (3, 66628015), (5, 39976809), (15, 13325603), (17, 11757885), (51, 3919295), (85, 2351577), (255, 783859), (463, 431715), (1389, 143905), (1693, 118065), (2315, 86343), (5079, 39355), (6945, 28781), (7871, 25395), (8465, 23613)]