18157863393

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{53591}}^1$

素因数の和:53739

約数の個数: 40

約数和(自身を含む): 28013610240

約数和(自身を除く): 9855746847

約数列:

[1, 3, 9, 27, 47, 81, 89, 141, 267, 423, 801, 1269, 2403, 3807, 4183, 7209, 12549, 37647, 53591, 112941, 160773, 338823, 482319, 1446957, 2518777, 4340871, 4769599, 7556331, 14308797, 22668993, 42926391, 68006979, 128779173, 204020937, 224171153, 386337519, 672513459, 2017540377, 6052621131, 18157863393]

約数ペア:

[(1, 18157863393), (3, 6052621131), (9, 2017540377), (27, 672513459), (47, 386337519), (81, 224171153), (89, 204020937), (141, 128779173), (267, 68006979), (423, 42926391), (801, 22668993), (1269, 14308797), (2403, 7556331), (3807, 4769599), (4183, 4340871), (7209, 2518777), (12549, 1446957), (37647, 482319), (53591, 338823), (112941, 160773)]