28574172

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1223}}^1$

素因数の和:1303

約数の個数: 72

約数和(自身を含む): 80196480

約数和(自身を除く): 51622308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 59, 66, 99, 118, 132, 177, 198, 236, 354, 396, 531, 649, 708, 1062, 1223, 1298, 1947, 2124, 2446, 2596, 3669, 3894, 4892, 5841, 7338, 7788, 11007, 11682, 13453, 14676, 22014, 23364, 26906, 40359, 44028, 53812, 72157, 80718, 121077, 144314, 161436, 216471, 242154, 288628, 432942, 484308, 649413, 793727, 865884, 1298826, 1587454, 2381181, 2597652, 3174908, 4762362, 7143543, 9524724, 14287086, 28574172]

約数ペア:

[(1, 28574172), (2, 14287086), (3, 9524724), (4, 7143543), (6, 4762362), (9, 3174908), (11, 2597652), (12, 2381181), (18, 1587454), (22, 1298826), (33, 865884), (36, 793727), (44, 649413), (59, 484308), (66, 432942), (99, 288628), (118, 242154), (132, 216471), (177, 161436), (198, 144314), (236, 121077), (354, 80718), (396, 72157), (531, 53812), (649, 44028), (708, 40359), (1062, 26906), (1223, 23364), (1298, 22014), (1947, 14676), (2124, 13453), (2446, 11682), (2596, 11007), (3669, 7788), (3894, 7338), (4892, 5841)]