87448815

素因数分解:

$3^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{821}}^1$

素因数の和:1101

約数の個数: 40

約数和(自身を含む): 157547808

約数和(自身を除く): 70098993

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 263, 405, 789, 821, 1315, 2367, 2463, 3945, 4105, 7101, 7389, 11835, 12315, 21303, 22167, 35505, 36945, 66501, 106515, 110835, 215923, 332505, 647769, 1079615, 1943307, 3238845, 5829921, 9716535, 17489763, 29149605, 87448815]

約数ペア:

[(1, 87448815), (3, 29149605), (5, 17489763), (9, 9716535), (15, 5829921), (27, 3238845), (45, 1943307), (81, 1079615), (135, 647769), (263, 332505), (405, 215923), (789, 110835), (821, 106515), (1315, 66501), (2367, 36945), (2463, 35505), (3945, 22167), (4105, 21303), (7101, 12315), (7389, 11835)]