31216216

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2579}}^1$

素因数の和:2691

約数の個数: 32

約数和(自身を含む): 62694000

約数和(自身を除く): 31477784

約数列:

[1, 2, 4, 8, 17, 34, 68, 89, 136, 178, 356, 712, 1513, 2579, 3026, 5158, 6052, 10316, 12104, 20632, 43843, 87686, 175372, 229531, 350744, 459062, 918124, 1836248, 3902027, 7804054, 15608108, 31216216]

約数ペア:

[(1, 31216216), (2, 15608108), (4, 7804054), (8, 3902027), (17, 1836248), (34, 918124), (68, 459062), (89, 350744), (136, 229531), (178, 175372), (356, 87686), (712, 43843), (1513, 20632), (2579, 12104), (3026, 10316), (5158, 6052)]