313070849

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1151}}^1$

素因数の和:1246

約数の個数: 32

約数和(自身を含む): 399974400

約数和(自身を除く): 86903551

約数列:

[1, 7, 13, 49, 61, 91, 343, 427, 637, 793, 1151, 2989, 4459, 5551, 8057, 14963, 20923, 38857, 56399, 70211, 104741, 271999, 394793, 491477, 733187, 912743, 3440339, 5132309, 6389201, 24082373, 44724407, 313070849]

約数ペア:

[(1, 313070849), (7, 44724407), (13, 24082373), (49, 6389201), (61, 5132309), (91, 3440339), (343, 912743), (427, 733187), (637, 491477), (793, 394793), (1151, 271999), (2989, 104741), (4459, 70211), (5551, 56399), (8057, 38857), (14963, 20923)]