278380914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{288179}}^1$

素因数の和:288214

約数の個数: 32

約数和(自身を含む): 663966720

約数和(自身を除く): 385585806

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 288179, 576358, 864537, 1729074, 2017253, 4034506, 6051759, 6628117, 12103518, 13256234, 19884351, 39768702, 46396819, 92793638, 139190457, 278380914]

約数ペア:

[(1, 278380914), (2, 139190457), (3, 92793638), (6, 46396819), (7, 39768702), (14, 19884351), (21, 13256234), (23, 12103518), (42, 6628117), (46, 6051759), (69, 4034506), (138, 2017253), (161, 1729074), (322, 864537), (483, 576358), (966, 288179)]