1290338

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:146

約数の個数: 32

約数和(自身を含む): 2363904

約数和(自身を除く): 1073566

約数列:

[1, 2, 7, 14, 37, 47, 53, 74, 94, 106, 259, 329, 371, 518, 658, 742, 1739, 1961, 2491, 3478, 3922, 4982, 12173, 13727, 17437, 24346, 27454, 34874, 92167, 184334, 645169, 1290338]

約数ペア:

[(1, 1290338), (2, 645169), (7, 184334), (14, 92167), (37, 34874), (47, 27454), (53, 24346), (74, 17437), (94, 13727), (106, 12173), (259, 4982), (329, 3922), (371, 3478), (518, 2491), (658, 1961), (742, 1739)]