7123998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2389}}^1$

素因数の和:2472

約数の個数: 32

約数和(自身を含む): 16519680

約数和(自身を除く): 9395682

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2389, 2982, 4778, 7167, 14334, 16723, 33446, 50169, 100338, 169619, 339238, 508857, 1017714, 1187333, 2374666, 3561999, 7123998]

約数ペア:

[(1, 7123998), (2, 3561999), (3, 2374666), (6, 1187333), (7, 1017714), (14, 508857), (21, 339238), (42, 169619), (71, 100338), (142, 50169), (213, 33446), (426, 16723), (497, 14334), (994, 7167), (1491, 4778), (2389, 2982)]