173235105

素因数分解:

$3^4\times 5^1\times {\mathrm{521}}^1\times {\mathrm{821}}^1$

素因数の和:1359

約数の個数: 40

約数和(自身を含む): 311514984

約数和(自身を除く): 138279879

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 521, 821, 1563, 2463, 2605, 4105, 4689, 7389, 7815, 12315, 14067, 22167, 23445, 36945, 42201, 66501, 70335, 110835, 211005, 332505, 427741, 1283223, 2138705, 3849669, 6416115, 11549007, 19248345, 34647021, 57745035, 173235105]

約数ペア:

[(1, 173235105), (3, 57745035), (5, 34647021), (9, 19248345), (15, 11549007), (27, 6416115), (45, 3849669), (81, 2138705), (135, 1283223), (405, 427741), (521, 332505), (821, 211005), (1563, 110835), (2463, 70335), (2605, 66501), (4105, 42201), (4689, 36945), (7389, 23445), (7815, 22167), (12315, 14067)]