218946

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 540288

約数和(自身を除く): 321342

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 401, 546, 802, 1203, 2406, 2807, 5213, 5614, 8421, 10426, 15639, 16842, 31278, 36491, 72982, 109473, 218946]

約数ペア:

[(1, 218946), (2, 109473), (3, 72982), (6, 36491), (7, 31278), (13, 16842), (14, 15639), (21, 10426), (26, 8421), (39, 5614), (42, 5213), (78, 2807), (91, 2406), (182, 1203), (273, 802), (401, 546)]