90731228

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1583}}^1$

素因数の和:1706

約数の個数: 48

約数和(自身を含む): 191600640

約数和(自身を除く): 100869412

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 89, 92, 161, 178, 322, 356, 623, 644, 1246, 1583, 2047, 2492, 3166, 4094, 6332, 8188, 11081, 14329, 22162, 28658, 36409, 44324, 57316, 72818, 140887, 145636, 254863, 281774, 509726, 563548, 986209, 1019452, 1972418, 3240401, 3944836, 6480802, 12961604, 22682807, 45365614, 90731228]

約数ペア:

[(1, 90731228), (2, 45365614), (4, 22682807), (7, 12961604), (14, 6480802), (23, 3944836), (28, 3240401), (46, 1972418), (89, 1019452), (92, 986209), (161, 563548), (178, 509726), (322, 281774), (356, 254863), (623, 145636), (644, 140887), (1246, 72818), (1583, 57316), (2047, 44324), (2492, 36409), (3166, 28658), (4094, 22162), (6332, 14329), (8188, 11081)]