31979458

素因数分解:

$2^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 58506624

約数和(自身を除く): 26527166

約数列:

[1, 2, 7, 14, 47, 49, 53, 94, 98, 106, 131, 262, 329, 371, 658, 742, 917, 1834, 2303, 2491, 2597, 4606, 4982, 5194, 6157, 6419, 6943, 12314, 12838, 13886, 17437, 34874, 43099, 48601, 86198, 97202, 122059, 244118, 301693, 326321, 340207, 603386, 652642, 680414, 2284247, 4568494, 15989729, 31979458]

約数ペア:

[(1, 31979458), (2, 15989729), (7, 4568494), (14, 2284247), (47, 680414), (49, 652642), (53, 603386), (94, 340207), (98, 326321), (106, 301693), (131, 244118), (262, 122059), (329, 97202), (371, 86198), (658, 48601), (742, 43099), (917, 34874), (1834, 17437), (2303, 13886), (2491, 12838), (2597, 12314), (4606, 6943), (4982, 6419), (5194, 6157)]