151720107

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{21187}}^1$

素因数の和:21239

約数の個数: 32

約数和(自身を含む): 260358144

約数和(自身を除く): 108638037

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 7161, 21187, 63561, 148309, 233057, 444927, 656797, 699171, 1631399, 1970391, 4597579, 4894197, 7224767, 13792737, 21674301, 50573369, 151720107]

約数ペア:

[(1, 151720107), (3, 50573369), (7, 21674301), (11, 13792737), (21, 7224767), (31, 4894197), (33, 4597579), (77, 1970391), (93, 1631399), (217, 699171), (231, 656797), (341, 444927), (651, 233057), (1023, 148309), (2387, 63561), (7161, 21187)]