16500965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 22952160

約数和(自身を除く): 6451195

約数列:

[1, 5, 13, 17, 65, 85, 109, 137, 221, 545, 685, 1105, 1417, 1781, 1853, 2329, 7085, 8905, 9265, 11645, 14933, 24089, 30277, 74665, 120445, 151385, 194129, 253861, 970645, 1269305, 3300193, 16500965]

約数ペア:

[(1, 16500965), (5, 3300193), (13, 1269305), (17, 970645), (65, 253861), (85, 194129), (109, 151385), (137, 120445), (221, 74665), (545, 30277), (685, 24089), (1105, 14933), (1417, 11645), (1781, 9265), (1853, 8905), (2329, 7085)]