278993092

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{1171}}^1$

素因数の和:1376

約数の個数: 48

約数和(自身を含む): 571260928

約数和(自身を除く): 292267836

約数列:

[1, 2, 4, 7, 14, 28, 67, 127, 134, 254, 268, 469, 508, 889, 938, 1171, 1778, 1876, 2342, 3556, 4684, 8197, 8509, 16394, 17018, 32788, 34036, 59563, 78457, 119126, 148717, 156914, 238252, 297434, 313828, 549199, 594868, 1041019, 1098398, 2082038, 2196796, 4164076, 9964039, 19928078, 39856156, 69748273, 139496546, 278993092]

約数ペア:

[(1, 278993092), (2, 139496546), (4, 69748273), (7, 39856156), (14, 19928078), (28, 9964039), (67, 4164076), (127, 2196796), (134, 2082038), (254, 1098398), (268, 1041019), (469, 594868), (508, 549199), (889, 313828), (938, 297434), (1171, 238252), (1778, 156914), (1876, 148717), (2342, 119126), (3556, 78457), (4684, 59563), (8197, 34036), (8509, 32788), (16394, 17018)]