990475607

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 1214432352

約数和(自身を除く): 223956745

約数列:

[1, 11, 17, 37, 53, 73, 187, 407, 583, 629, 803, 901, 1241, 1369, 1961, 2701, 3869, 6919, 9911, 13651, 15059, 21571, 23273, 29711, 33337, 42559, 45917, 65773, 72557, 99937, 143153, 256003, 366707, 505087, 723503, 798127, 1099307, 1233469, 1574683, 1698929, 2433601, 5296661, 13568159, 18688219, 26769611, 58263271, 90043237, 990475607]

約数ペア:

[(1, 990475607), (11, 90043237), (17, 58263271), (37, 26769611), (53, 18688219), (73, 13568159), (187, 5296661), (407, 2433601), (583, 1698929), (629, 1574683), (803, 1233469), (901, 1099307), (1241, 798127), (1369, 723503), (1961, 505087), (2701, 366707), (3869, 256003), (6919, 143153), (9911, 99937), (13651, 72557), (15059, 65773), (21571, 45917), (23273, 42559), (29711, 33337)]