213715976

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{8779}}^1$

素因数の和:8981

約数の個数: 32

約数和(自身を含む): 426708000

約数和(自身を除く): 212992024

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 179, 358, 716, 1432, 3043, 6086, 8779, 12172, 17558, 24344, 35116, 70232, 149243, 298486, 596972, 1193944, 1571441, 3142882, 6285764, 12571528, 26714497, 53428994, 106857988, 213715976]

約数ペア:

[(1, 213715976), (2, 106857988), (4, 53428994), (8, 26714497), (17, 12571528), (34, 6285764), (68, 3142882), (136, 1571441), (179, 1193944), (358, 596972), (716, 298486), (1432, 149243), (3043, 70232), (6086, 35116), (8779, 24344), (12172, 17558)]