22211215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 8270705

約数列:

[1, 5, 13, 23, 65, 83, 115, 179, 299, 415, 895, 1079, 1495, 1909, 2327, 4117, 5395, 9545, 11635, 14857, 20585, 24817, 53521, 74285, 124085, 193141, 267605, 341711, 965705, 1708555, 4442243, 22211215]

約数ペア:

[(1, 22211215), (5, 4442243), (13, 1708555), (23, 965705), (65, 341711), (83, 267605), (115, 193141), (179, 124085), (299, 74285), (415, 53521), (895, 24817), (1079, 20585), (1495, 14857), (1909, 11635), (2327, 9545), (4117, 5395)]