181363788

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2897}}^1$

素因数の和:2991

約数の個数: 72

約数和(自身を含む): 481021632

約数和(自身を除く): 299657844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 47, 74, 94, 111, 141, 148, 188, 222, 282, 333, 423, 444, 564, 666, 846, 1332, 1692, 1739, 2897, 3478, 5217, 5794, 6956, 8691, 10434, 11588, 15651, 17382, 20868, 26073, 31302, 34764, 52146, 62604, 104292, 107189, 136159, 214378, 272318, 321567, 408477, 428756, 544636, 643134, 816954, 964701, 1225431, 1286268, 1633908, 1929402, 2450862, 3858804, 4901724, 5037883, 10075766, 15113649, 20151532, 30227298, 45340947, 60454596, 90681894, 181363788]

約数ペア:

[(1, 181363788), (2, 90681894), (3, 60454596), (4, 45340947), (6, 30227298), (9, 20151532), (12, 15113649), (18, 10075766), (36, 5037883), (37, 4901724), (47, 3858804), (74, 2450862), (94, 1929402), (111, 1633908), (141, 1286268), (148, 1225431), (188, 964701), (222, 816954), (282, 643134), (333, 544636), (423, 428756), (444, 408477), (564, 321567), (666, 272318), (846, 214378), (1332, 136159), (1692, 107189), (1739, 104292), (2897, 62604), (3478, 52146), (5217, 34764), (5794, 31302), (6956, 26073), (8691, 20868), (10434, 17382), (11588, 15651)]