1222175

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 24

約数和(自身を含む): 1666560

約数和(自身を除く): 444385

約数列:

[1, 5, 19, 25, 31, 83, 95, 155, 415, 475, 589, 775, 1577, 2075, 2573, 2945, 7885, 12865, 14725, 39425, 48887, 64325, 244435, 1222175]

約数ペア:

[(1, 1222175), (5, 244435), (19, 64325), (25, 48887), (31, 39425), (83, 14725), (95, 12865), (155, 7885), (415, 2945), (475, 2573), (589, 2075), (775, 1577)]