28471175

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2161}}^1$

素因数の和:2219

約数の個数: 24

約数和(自身を含む): 38604672

約数和(自身を除く): 10133497

約数列:

[1, 5, 17, 25, 31, 85, 155, 425, 527, 775, 2161, 2635, 10805, 13175, 36737, 54025, 66991, 183685, 334955, 918425, 1138847, 1674775, 5694235, 28471175]

約数ペア:

[(1, 28471175), (5, 5694235), (17, 1674775), (25, 1138847), (31, 918425), (85, 334955), (155, 183685), (425, 66991), (527, 54025), (775, 36737), (2161, 13175), (2635, 10805)]