306220587

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1237}}^1$

素因数の和:1403

約数の個数: 32

約数和(自身を含む): 444491520

約数和(自身を除く): 138270933

約数列:

[1, 3, 19, 43, 57, 101, 129, 303, 817, 1237, 1919, 2451, 3711, 4343, 5757, 13029, 23503, 53191, 70509, 82517, 124937, 159573, 247551, 374811, 1010629, 2373803, 3031887, 5372291, 7121409, 16116873, 102073529, 306220587]

約数ペア:

[(1, 306220587), (3, 102073529), (19, 16116873), (43, 7121409), (57, 5372291), (101, 3031887), (129, 2373803), (303, 1010629), (817, 374811), (1237, 247551), (1919, 159573), (2451, 124937), (3711, 82517), (4343, 70509), (5757, 53191), (13029, 23503)]