158717985

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{1973}}^1$

素因数の和:2185

約数の個数: 32

約数和(自身を含む): 263789568

約数和(自身を除く): 105071583

約数列:

[1, 3, 5, 15, 31, 93, 155, 173, 465, 519, 865, 1973, 2595, 5363, 5919, 9865, 16089, 26815, 29595, 61163, 80445, 183489, 305815, 341329, 917445, 1023987, 1706645, 5119935, 10581199, 31743597, 52905995, 158717985]

約数ペア:

[(1, 158717985), (3, 52905995), (5, 31743597), (15, 10581199), (31, 5119935), (93, 1706645), (155, 1023987), (173, 917445), (465, 341329), (519, 305815), (865, 183489), (1973, 80445), (2595, 61163), (5363, 29595), (5919, 26815), (9865, 16089)]