87005475

素因数分解:

$3^3\times 5^2\times {\mathrm{157}}^1\times {\mathrm{821}}^1$

素因数の和:997

約数の個数: 48

約数和(自身を含む): 161046240

約数和(自身を除く): 74040765

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 157, 225, 471, 675, 785, 821, 1413, 2355, 2463, 3925, 4105, 4239, 7065, 7389, 11775, 12315, 20525, 21195, 22167, 35325, 36945, 61575, 105975, 110835, 128897, 184725, 386691, 554175, 644485, 1160073, 1933455, 3222425, 3480219, 5800365, 9667275, 17401095, 29001825, 87005475]

約数ペア:

[(1, 87005475), (3, 29001825), (5, 17401095), (9, 9667275), (15, 5800365), (25, 3480219), (27, 3222425), (45, 1933455), (75, 1160073), (135, 644485), (157, 554175), (225, 386691), (471, 184725), (675, 128897), (785, 110835), (821, 105975), (1413, 61575), (2355, 36945), (2463, 35325), (3925, 22167), (4105, 21195), (4239, 20525), (7065, 12315), (7389, 11775)]