31380876

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{16447}}^1$

素因数の和:16510

約数の個数: 36

約数和(自身を含む): 80825472

約数和(自身を除く): 49444596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 16447, 32894, 49341, 65788, 98682, 148023, 197364, 296046, 592092, 871691, 1743382, 2615073, 3486764, 5230146, 7845219, 10460292, 15690438, 31380876]

約数ペア:

[(1, 31380876), (2, 15690438), (3, 10460292), (4, 7845219), (6, 5230146), (9, 3486764), (12, 2615073), (18, 1743382), (36, 871691), (53, 592092), (106, 296046), (159, 197364), (212, 148023), (318, 98682), (477, 65788), (636, 49341), (954, 32894), (1908, 16447)]