2147379905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{120877}}^1$

素因数の和:120929

約数の個数: 32

約数和(自身を含む): 3133157760

約数和(自身を除く): 985777855

約数列:

[1, 5, 11, 17, 19, 55, 85, 95, 187, 209, 323, 935, 1045, 1615, 3553, 17765, 120877, 604385, 1329647, 2054909, 2296663, 6648235, 10274545, 11483315, 22603999, 25263293, 39043271, 113019995, 126316465, 195216355, 429475981, 2147379905]

約数ペア:

[(1, 2147379905), (5, 429475981), (11, 195216355), (17, 126316465), (19, 113019995), (55, 39043271), (85, 25263293), (95, 22603999), (187, 11483315), (209, 10274545), (323, 6648235), (935, 2296663), (1045, 2054909), (1615, 1329647), (3553, 604385), (17765, 120877)]