31127348

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 67415040

約数和(自身を除く): 36287692

約数列:

[1, 2, 4, 7, 14, 28, 31, 47, 49, 62, 94, 98, 109, 124, 188, 196, 217, 218, 329, 434, 436, 658, 763, 868, 1316, 1457, 1519, 1526, 2303, 2914, 3038, 3052, 3379, 4606, 5123, 5341, 5828, 6076, 6758, 9212, 10199, 10246, 10682, 13516, 20398, 20492, 21364, 23653, 35861, 40796, 47306, 71393, 71722, 94612, 142786, 143444, 158813, 165571, 251027, 285572, 317626, 331142, 502054, 635252, 662284, 1004108, 1111691, 2223382, 4446764, 7781837, 15563674, 31127348]

約数ペア:

[(1, 31127348), (2, 15563674), (4, 7781837), (7, 4446764), (14, 2223382), (28, 1111691), (31, 1004108), (47, 662284), (49, 635252), (62, 502054), (94, 331142), (98, 317626), (109, 285572), (124, 251027), (188, 165571), (196, 158813), (217, 143444), (218, 142786), (329, 94612), (434, 71722), (436, 71393), (658, 47306), (763, 40796), (868, 35861), (1316, 23653), (1457, 21364), (1519, 20492), (1526, 20398), (2303, 13516), (2914, 10682), (3038, 10246), (3052, 10199), (3379, 9212), (4606, 6758), (5123, 6076), (5341, 5828)]