211078714

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{72139}}^1$

素因数の和:72178

約数の個数: 32

約数和(自身を含む): 415526400

約数和(自身を除く): 204447686

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 72139, 144278, 504973, 793529, 1009946, 1370641, 1587058, 2741282, 5554703, 9594487, 11109406, 15077051, 19188974, 30154102, 105539357, 211078714]

約数ペア:

[(1, 211078714), (2, 105539357), (7, 30154102), (11, 19188974), (14, 15077051), (19, 11109406), (22, 9594487), (38, 5554703), (77, 2741282), (133, 1587058), (154, 1370641), (209, 1009946), (266, 793529), (418, 504973), (1463, 144278), (2926, 72139)]