8169399

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 14376960

約数和(自身を除く): 6207561

約数列:

[1, 3, 7, 9, 21, 31, 47, 63, 89, 93, 141, 217, 267, 279, 329, 423, 623, 651, 801, 987, 1457, 1869, 1953, 2759, 2961, 4183, 4371, 5607, 8277, 10199, 12549, 13113, 19313, 24831, 29281, 30597, 37647, 57939, 87843, 91791, 129673, 173817, 263529, 389019, 907711, 1167057, 2723133, 8169399]

約数ペア:

[(1, 8169399), (3, 2723133), (7, 1167057), (9, 907711), (21, 389019), (31, 263529), (47, 173817), (63, 129673), (89, 91791), (93, 87843), (141, 57939), (217, 37647), (267, 30597), (279, 29281), (329, 24831), (423, 19313), (623, 13113), (651, 12549), (801, 10199), (987, 8277), (1457, 5607), (1869, 4371), (1953, 4183), (2759, 2961)]