990625356

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{187193}}^1$

素因数の和:187220

約数の個数: 72

約数和(自身を含む): 2987616240

約数和(自身を除く): 1996990884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 5292, 187193, 374386, 561579, 748772, 1123158, 1310351, 1684737, 2246316, 2620702, 3369474, 3931053, 5054211, 5241404, 6738948, 7862106, 9172457, 10108422, 11793159, 15724212, 18344914, 20216844, 23586318, 27517371, 35379477, 36689828, 47172636, 55034742, 70758954, 82552113, 110069484, 141517908, 165104226, 247656339, 330208452, 495312678, 990625356]

約数ペア:

[(1, 990625356), (2, 495312678), (3, 330208452), (4, 247656339), (6, 165104226), (7, 141517908), (9, 110069484), (12, 82552113), (14, 70758954), (18, 55034742), (21, 47172636), (27, 36689828), (28, 35379477), (36, 27517371), (42, 23586318), (49, 20216844), (54, 18344914), (63, 15724212), (84, 11793159), (98, 10108422), (108, 9172457), (126, 7862106), (147, 6738948), (189, 5241404), (196, 5054211), (252, 3931053), (294, 3369474), (378, 2620702), (441, 2246316), (588, 1684737), (756, 1310351), (882, 1123158), (1323, 748772), (1764, 561579), (2646, 374386), (5292, 187193)]