129991472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{13297}}^1$

素因数の和:13365

約数の個数: 40

約数和(自身を含む): 277023936

約数和(自身を除く): 147032464

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 9776, 13297, 26594, 53188, 106376, 172861, 212752, 345722, 624959, 691444, 1249918, 1382888, 2499836, 2765776, 4999672, 8124467, 9999344, 16248934, 32497868, 64995736, 129991472]

約数ペア:

[(1, 129991472), (2, 64995736), (4, 32497868), (8, 16248934), (13, 9999344), (16, 8124467), (26, 4999672), (47, 2765776), (52, 2499836), (94, 1382888), (104, 1249918), (188, 691444), (208, 624959), (376, 345722), (611, 212752), (752, 172861), (1222, 106376), (2444, 53188), (4888, 26594), (9776, 13297)]