15945972

素因数分解:

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

素因数の和:645

約数の個数: 72

約数和(自身を含む): 44279424

約数和(自身を除く): 28333452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 49, 84, 94, 98, 141, 147, 188, 196, 282, 294, 329, 564, 577, 588, 658, 987, 1154, 1316, 1731, 1974, 2303, 2308, 3462, 3948, 4039, 4606, 6909, 6924, 8078, 9212, 12117, 13818, 16156, 24234, 27119, 27636, 28273, 48468, 54238, 56546, 81357, 84819, 108476, 113092, 162714, 169638, 189833, 325428, 339276, 379666, 569499, 759332, 1138998, 1328831, 2277996, 2657662, 3986493, 5315324, 7972986, 15945972]

約数ペア:

[(1, 15945972), (2, 7972986), (3, 5315324), (4, 3986493), (6, 2657662), (7, 2277996), (12, 1328831), (14, 1138998), (21, 759332), (28, 569499), (42, 379666), (47, 339276), (49, 325428), (84, 189833), (94, 169638), (98, 162714), (141, 113092), (147, 108476), (188, 84819), (196, 81357), (282, 56546), (294, 54238), (329, 48468), (564, 28273), (577, 27636), (588, 27119), (658, 24234), (987, 16156), (1154, 13818), (1316, 12117), (1731, 9212), (1974, 8078), (2303, 6924), (2308, 6909), (3462, 4606), (3948, 4039)]