309968139

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 452390400

約数和(自身を除く): 142422261

約数列:

[1, 3, 13, 39, 131, 169, 359, 393, 507, 1077, 1703, 2197, 4667, 5109, 6591, 14001, 22139, 47029, 60671, 66417, 141087, 182013, 287807, 611377, 788723, 863421, 1834131, 2366169, 7947901, 23843703, 103322713, 309968139]

約数ペア:

[(1, 309968139), (3, 103322713), (13, 23843703), (39, 7947901), (131, 2366169), (169, 1834131), (359, 863421), (393, 788723), (507, 611377), (1077, 287807), (1703, 182013), (2197, 141087), (4667, 66417), (5109, 60671), (6591, 47029), (14001, 22139)]