7972986

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{577}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 18976896

約数和(自身を除く): 11003910

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 49, 94, 98, 141, 147, 282, 294, 329, 577, 658, 987, 1154, 1731, 1974, 2303, 3462, 4039, 4606, 6909, 8078, 12117, 13818, 24234, 27119, 28273, 54238, 56546, 81357, 84819, 162714, 169638, 189833, 379666, 569499, 1138998, 1328831, 2657662, 3986493, 7972986]

約数ペア:

[(1, 7972986), (2, 3986493), (3, 2657662), (6, 1328831), (7, 1138998), (14, 569499), (21, 379666), (42, 189833), (47, 169638), (49, 162714), (94, 84819), (98, 81357), (141, 56546), (147, 54238), (282, 28273), (294, 27119), (329, 24234), (577, 13818), (658, 12117), (987, 8078), (1154, 6909), (1731, 4606), (1974, 4039), (2303, 3462)]