318981292

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{6551}}^1$

素因数の和:6646

約数の個数: 48

約数和(自身を含む): 669247488

約数和(自身を除く): 350266196

約数列:

[1, 2, 4, 7, 14, 28, 37, 47, 74, 94, 148, 188, 259, 329, 518, 658, 1036, 1316, 1739, 3478, 6551, 6956, 12173, 13102, 24346, 26204, 45857, 48692, 91714, 183428, 242387, 307897, 484774, 615794, 969548, 1231588, 1696709, 2155279, 3393418, 4310558, 6786836, 8621116, 11392189, 22784378, 45568756, 79745323, 159490646, 318981292]

約数ペア:

[(1, 318981292), (2, 159490646), (4, 79745323), (7, 45568756), (14, 22784378), (28, 11392189), (37, 8621116), (47, 6786836), (74, 4310558), (94, 3393418), (148, 2155279), (188, 1696709), (259, 1231588), (329, 969548), (518, 615794), (658, 484774), (1036, 307897), (1316, 242387), (1739, 183428), (3478, 91714), (6551, 48692), (6956, 45857), (12173, 26204), (13102, 24346)]