137398405

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{163}}^1\times {\mathrm{467}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 175455072

約数和(自身を除く): 38056667

約数列:

[1, 5, 19, 95, 163, 361, 467, 815, 1805, 2335, 3097, 8873, 15485, 44365, 58843, 76121, 168587, 294215, 380605, 842935, 1446299, 7231495, 27479681, 137398405]

約数ペア:

[(1, 137398405), (5, 27479681), (19, 7231495), (95, 1446299), (163, 842935), (361, 380605), (467, 294215), (815, 168587), (1805, 76121), (2335, 58843), (3097, 44365), (8873, 15485)]