81570423

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 122204160

約数和(自身を除く): 40633737

約数列:

[1, 3, 11, 33, 67, 79, 201, 237, 467, 737, 869, 1401, 2211, 2607, 5137, 5293, 15411, 15879, 31289, 36893, 58223, 93867, 110679, 174669, 344179, 405823, 1032537, 1217469, 2471831, 7415493, 27190141, 81570423]

約数ペア:

[(1, 81570423), (3, 27190141), (11, 7415493), (33, 2471831), (67, 1217469), (79, 1032537), (201, 405823), (237, 344179), (467, 174669), (737, 110679), (869, 93867), (1401, 58223), (2211, 36893), (2607, 31289), (5137, 15879), (5293, 15411)]