22167975

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 38997504

約数和(自身を除く): 16829529

約数列:

[1, 3, 5, 15, 23, 25, 69, 71, 75, 115, 181, 213, 345, 355, 543, 575, 905, 1065, 1633, 1725, 1775, 2715, 4163, 4525, 4899, 5325, 8165, 12489, 12851, 13575, 20815, 24495, 38553, 40825, 62445, 64255, 104075, 122475, 192765, 295573, 312225, 321275, 886719, 963825, 1477865, 4433595, 7389325, 22167975]

約数ペア:

[(1, 22167975), (3, 7389325), (5, 4433595), (15, 1477865), (23, 963825), (25, 886719), (69, 321275), (71, 312225), (75, 295573), (115, 192765), (181, 122475), (213, 104075), (345, 64255), (355, 62445), (543, 40825), (575, 38553), (905, 24495), (1065, 20815), (1633, 13575), (1725, 12851), (1775, 12489), (2715, 8165), (4163, 5325), (4525, 4899)]