19677018825

素因数分解:

$3^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{620237}}^1$

素因数の和:620303

約数の個数: 48

約数和(自身を含む): 36916565760

約数和(自身を除く): 17239546935

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 135, 141, 225, 235, 423, 675, 705, 1175, 1269, 2115, 3525, 6345, 10575, 31725, 620237, 1860711, 3101185, 5582133, 9303555, 15505925, 16746399, 27910665, 29151139, 46517775, 83731995, 87453417, 139553325, 145755695, 262360251, 418659975, 437267085, 728778475, 787080753, 1311801255, 2186335425, 3935403765, 6559006275, 19677018825]

約数ペア:

[(1, 19677018825), (3, 6559006275), (5, 3935403765), (9, 2186335425), (15, 1311801255), (25, 787080753), (27, 728778475), (45, 437267085), (47, 418659975), (75, 262360251), (135, 145755695), (141, 139553325), (225, 87453417), (235, 83731995), (423, 46517775), (675, 29151139), (705, 27910665), (1175, 16746399), (1269, 15505925), (2115, 9303555), (3525, 5582133), (6345, 3101185), (10575, 1860711), (31725, 620237)]