289679965

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 372879360

約数和(自身を除く): 83199395

約数列:

[1, 5, 31, 41, 79, 155, 205, 395, 577, 1271, 2449, 2885, 3239, 6355, 12245, 16195, 17887, 23657, 45583, 89435, 100409, 118285, 227915, 502045, 733367, 1413073, 1868903, 3666835, 7065365, 9344515, 57935993, 289679965]

約数ペア:

[(1, 289679965), (5, 57935993), (31, 9344515), (41, 7065365), (79, 3666835), (155, 1868903), (205, 1413073), (395, 733367), (577, 502045), (1271, 227915), (2449, 118285), (2885, 100409), (3239, 89435), (6355, 45583), (12245, 23657), (16195, 17887)]