77891506

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:319

約数の個数: 64

約数和(自身を含む): 153031680

約数和(自身を除く): 75140174

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 107, 154, 163, 203, 214, 319, 326, 406, 638, 749, 1141, 1177, 1498, 1793, 2233, 2282, 2354, 3103, 3586, 4466, 4727, 6206, 8239, 9454, 12551, 16478, 17441, 21721, 25102, 33089, 34133, 34882, 43442, 51997, 66178, 68266, 103994, 122087, 191851, 238931, 244174, 363979, 383702, 477862, 505789, 727958, 1011578, 1342957, 2685914, 3540523, 5563679, 7081046, 11127358, 38945753, 77891506]

約数ペア:

[(1, 77891506), (2, 38945753), (7, 11127358), (11, 7081046), (14, 5563679), (22, 3540523), (29, 2685914), (58, 1342957), (77, 1011578), (107, 727958), (154, 505789), (163, 477862), (203, 383702), (214, 363979), (319, 244174), (326, 238931), (406, 191851), (638, 122087), (749, 103994), (1141, 68266), (1177, 66178), (1498, 51997), (1793, 43442), (2233, 34882), (2282, 34133), (2354, 33089), (3103, 25102), (3586, 21721), (4466, 17441), (4727, 16478), (6206, 12551), (8239, 9454)]