641821341

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1\times {\mathrm{1439}}^1$

素因数の和:1833

約数の個数: 32

約数和(自身を含む): 996433920

約数和(自身を除く): 354612579

約数列:

[1, 3, 7, 21, 67, 201, 317, 469, 951, 1407, 1439, 2219, 4317, 6657, 10073, 21239, 30219, 63717, 96413, 148673, 289239, 446019, 456163, 674891, 1368489, 2024673, 3193141, 9579423, 30562921, 91688763, 213940447, 641821341]

約数ペア:

[(1, 641821341), (3, 213940447), (7, 91688763), (21, 30562921), (67, 9579423), (201, 3193141), (317, 2024673), (469, 1368489), (951, 674891), (1407, 456163), (1439, 446019), (2219, 289239), (4317, 148673), (6657, 96413), (10073, 63717), (21239, 30219)]