28610028

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:551

約数の個数: 72

約数和(自身を含む): 76020672

約数和(自身を除く): 47410644

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, 457, 564, 666, 846, 914, 1332, 1371, 1692, 1739, 1828, 2742, 3478, 4113, 5217, 5484, 6956, 8226, 10434, 15651, 16452, 16909, 20868, 21479, 31302, 33818, 42958, 50727, 62604, 64437, 67636, 85916, 101454, 128874, 152181, 193311, 202908, 257748, 304362, 386622, 608724, 773244, 794723, 1589446, 2384169, 3178892, 4768338, 7152507, 9536676, 14305014, 28610028]

約数ペア:

[(1, 28610028), (2, 14305014), (3, 9536676), (4, 7152507), (6, 4768338), (9, 3178892), (12, 2384169), (18, 1589446), (36, 794723), (37, 773244), (47, 608724), (74, 386622), (94, 304362), (111, 257748), (141, 202908), (148, 193311), (188, 152181), (222, 128874), (282, 101454), (333, 85916), (423, 67636), (444, 64437), (457, 62604), (564, 50727), (666, 42958), (846, 33818), (914, 31302), (1332, 21479), (1371, 20868), (1692, 16909), (1739, 16452), (1828, 15651), (2742, 10434), (3478, 8226), (4113, 6956), (5217, 5484)]