6990610081

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{16411}}^1$

素因数の和:16613

約数の個数: 32

約数和(自身を含む): 8940732416

約数和(自身を除く): 1950122335

約数列:

[1, 7, 13, 31, 91, 151, 217, 403, 1057, 1963, 2821, 4681, 13741, 16411, 32767, 60853, 114877, 213343, 425971, 508741, 1493401, 2478061, 3561187, 6613633, 17346427, 32214793, 46295431, 76819891, 225503551, 537739237, 998658583, 6990610081]

約数ペア:

[(1, 6990610081), (7, 998658583), (13, 537739237), (31, 225503551), (91, 76819891), (151, 46295431), (217, 32214793), (403, 17346427), (1057, 6613633), (1963, 3561187), (2821, 2478061), (4681, 1493401), (13741, 508741), (16411, 425971), (32767, 213343), (60853, 114877)]