219313612

素因数分解:

$2^2\times 7^2\times {\mathrm{1118947}}^1$

素因数の和:1118965

約数の個数: 18

約数和(自身を含む): 446460252

約数和(自身を除く): 227146640

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1118947, 2237894, 4475788, 7832629, 15665258, 31330516, 54828403, 109656806, 219313612]

約数ペア:

[(1, 219313612), (2, 109656806), (4, 54828403), (7, 31330516), (14, 15665258), (28, 7832629), (49, 4475788), (98, 2237894), (196, 1118947)]