1981567284

素因数分解:

$2^2\times 3^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{6737}}^1$

素因数の和:7064

約数の個数: 48

約数和(自身を含む): 4684904448

約数和(自身を除く): 2703337164

約数列:

[1, 2, 3, 4, 6, 12, 127, 193, 254, 381, 386, 508, 579, 762, 772, 1158, 1524, 2316, 6737, 13474, 20211, 24511, 26948, 40422, 49022, 73533, 80844, 98044, 147066, 294132, 855599, 1300241, 1711198, 2566797, 2600482, 3422396, 3900723, 5133594, 5200964, 7801446, 10267188, 15602892, 165130607, 330261214, 495391821, 660522428, 990783642, 1981567284]

約数ペア:

[(1, 1981567284), (2, 990783642), (3, 660522428), (4, 495391821), (6, 330261214), (12, 165130607), (127, 15602892), (193, 10267188), (254, 7801446), (381, 5200964), (386, 5133594), (508, 3900723), (579, 3422396), (762, 2600482), (772, 2566797), (1158, 1711198), (1524, 1300241), (2316, 855599), (6737, 294132), (13474, 147066), (20211, 98044), (24511, 80844), (26948, 73533), (40422, 49022)]