31238984

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{12973}}^1$

素因数の和:13029

約数の個数: 32

約数和(自身を含む): 68502720

約数和(自身を除く): 37263736

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 12973, 25946, 51892, 90811, 103784, 181622, 363244, 557839, 726488, 1115678, 2231356, 3904873, 4462712, 7809746, 15619492, 31238984]

約数ペア:

[(1, 31238984), (2, 15619492), (4, 7809746), (7, 4462712), (8, 3904873), (14, 2231356), (28, 1115678), (43, 726488), (56, 557839), (86, 363244), (172, 181622), (301, 103784), (344, 90811), (602, 51892), (1204, 25946), (2408, 12973)]