65545455

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{641}}^1$

素因数の和:1067

約数の個数: 32

約数和(自身を含む): 111492288

約数和(自身を除く): 45946833

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 401, 641, 1203, 1923, 2005, 3205, 6015, 6817, 9615, 10897, 20451, 32691, 34085, 54485, 102255, 163455, 257041, 771123, 1285205, 3855615, 4369697, 13109091, 21848485, 65545455]

約数ペア:

[(1, 65545455), (3, 21848485), (5, 13109091), (15, 4369697), (17, 3855615), (51, 1285205), (85, 771123), (255, 257041), (401, 163455), (641, 102255), (1203, 54485), (1923, 34085), (2005, 32691), (3205, 20451), (6015, 10897), (6817, 9615)]