216460272

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{644227}}^1$

素因数の和:644245

約数の個数: 40

約数和(自身を含む): 639074176

約数和(自身を除く): 422613904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 644227, 1288454, 1932681, 2576908, 3865362, 4509589, 5153816, 7730724, 9019178, 10307632, 13528767, 15461448, 18038356, 27057534, 30922896, 36076712, 54115068, 72153424, 108230136, 216460272]

約数ペア:

[(1, 216460272), (2, 108230136), (3, 72153424), (4, 54115068), (6, 36076712), (7, 30922896), (8, 27057534), (12, 18038356), (14, 15461448), (16, 13528767), (21, 10307632), (24, 9019178), (28, 7730724), (42, 5153816), (48, 4509589), (56, 3865362), (84, 2576908), (112, 1932681), (168, 1288454), (336, 644227)]