31867269

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 50319360

約数和(自身を除く): 18452091

約数列:

[1, 3, 7, 21, 47, 83, 141, 249, 329, 389, 581, 987, 1167, 1743, 2723, 3901, 8169, 11703, 18283, 27307, 32287, 54849, 81921, 96861, 127981, 226009, 383943, 678027, 1517489, 4552467, 10622423, 31867269]

約数ペア:

[(1, 31867269), (3, 10622423), (7, 4552467), (21, 1517489), (47, 678027), (83, 383943), (141, 226009), (249, 127981), (329, 96861), (389, 81921), (581, 54849), (987, 32287), (1167, 27307), (1743, 18283), (2723, 11703), (3901, 8169)]