201591873

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{439}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 344298240

約数和(自身を除く): 142706367

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 197, 259, 333, 439, 591, 777, 1317, 1379, 1773, 2331, 3073, 3951, 4137, 7289, 9219, 12411, 16243, 21867, 27657, 48729, 51023, 65601, 86483, 113701, 146187, 153069, 259449, 341103, 459207, 605381, 778347, 1023309, 1816143, 3199871, 5448429, 9599613, 22399097, 28798839, 67197291, 201591873]

約数ペア:

[(1, 201591873), (3, 67197291), (7, 28798839), (9, 22399097), (21, 9599613), (37, 5448429), (63, 3199871), (111, 1816143), (197, 1023309), (259, 778347), (333, 605381), (439, 459207), (591, 341103), (777, 259449), (1317, 153069), (1379, 146187), (1773, 113701), (2331, 86483), (3073, 65601), (3951, 51023), (4137, 48729), (7289, 27657), (9219, 21867), (12411, 16243)]