256528622

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{269}}^1$

素因数の和:585

約数の個数: 48

約数和(自身を含む): 463177440

約数和(自身を除く): 206648818

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 263, 269, 518, 526, 538, 1813, 1841, 1883, 3626, 3682, 3766, 9731, 9953, 12887, 13181, 19462, 19906, 25774, 26362, 68117, 69671, 70747, 136234, 139342, 141494, 476819, 487697, 495229, 953638, 975394, 990458, 2617639, 3466603, 5235278, 6933206, 18323473, 36646946, 128264311, 256528622]

約数ペア:

[(1, 256528622), (2, 128264311), (7, 36646946), (14, 18323473), (37, 6933206), (49, 5235278), (74, 3466603), (98, 2617639), (259, 990458), (263, 975394), (269, 953638), (518, 495229), (526, 487697), (538, 476819), (1813, 141494), (1841, 139342), (1883, 136234), (3626, 70747), (3682, 69671), (3766, 68117), (9731, 26362), (9953, 25774), (12887, 19906), (13181, 19462)]