38919213

素因数分解:

$3^2\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 57457400

約数和(自身を除く): 18538187

約数列:

[1, 3, 9, 97, 109, 291, 327, 409, 873, 981, 1227, 3681, 10573, 31719, 39673, 44581, 95157, 119019, 133743, 357057, 401229, 4324357, 12973071, 38919213]

約数ペア:

[(1, 38919213), (3, 12973071), (9, 4324357), (97, 401229), (109, 357057), (291, 133743), (327, 119019), (409, 95157), (873, 44581), (981, 39673), (1227, 31719), (3681, 10573)]