821916

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^2\times {\mathrm{79}}^1$

素因数の和:123

約数の個数: 54

約数和(自身を含む): 2234960

約数和(自身を除く): 1413044

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 79, 102, 153, 158, 204, 237, 289, 306, 316, 474, 578, 612, 711, 867, 948, 1156, 1343, 1422, 1734, 2601, 2686, 2844, 3468, 4029, 5202, 5372, 8058, 10404, 12087, 16116, 22831, 24174, 45662, 48348, 68493, 91324, 136986, 205479, 273972, 410958, 821916]

約数ペア:

[(1, 821916), (2, 410958), (3, 273972), (4, 205479), (6, 136986), (9, 91324), (12, 68493), (17, 48348), (18, 45662), (34, 24174), (36, 22831), (51, 16116), (68, 12087), (79, 10404), (102, 8058), (153, 5372), (158, 5202), (204, 4029), (237, 3468), (289, 2844), (306, 2686), (316, 2601), (474, 1734), (578, 1422), (612, 1343), (711, 1156), (867, 948)]