278997684

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{3321401}}^1$

素因数の和:3321415

約数の個数: 24

約数和(自身を含む): 743994048

約数和(自身を除く): 464996364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3321401, 6642802, 9964203, 13285604, 19928406, 23249807, 39856812, 46499614, 69749421, 92999228, 139498842, 278997684]

約数ペア:

[(1, 278997684), (2, 139498842), (3, 92999228), (4, 69749421), (6, 46499614), (7, 39856812), (12, 23249807), (14, 19928406), (21, 13285604), (28, 9964203), (42, 6642802), (84, 3321401)]