252974379

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{9463}}^1$

素因数の和:9559

約数の個数: 32

約数和(自身を含む): 411873280

約数和(自身を除く): 158898901

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 201, 399, 469, 1273, 1407, 3819, 8911, 9463, 26733, 28389, 66241, 179797, 198723, 539391, 634021, 1258579, 1902063, 3775737, 4438147, 12046399, 13314441, 36139197, 84324793, 252974379]

約数ペア:

[(1, 252974379), (3, 84324793), (7, 36139197), (19, 13314441), (21, 12046399), (57, 4438147), (67, 3775737), (133, 1902063), (201, 1258579), (399, 634021), (469, 539391), (1273, 198723), (1407, 179797), (3819, 66241), (8911, 28389), (9463, 26733)]