897597652

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{20149}}^1$

素因数の和:20240

約数の個数: 48

約数和(自身を含む): 1886684800

約数和(自身を除く): 989087148

約数列:

[1, 2, 4, 7, 14, 28, 37, 43, 74, 86, 148, 172, 259, 301, 518, 602, 1036, 1204, 1591, 3182, 6364, 11137, 20149, 22274, 40298, 44548, 80596, 141043, 282086, 564172, 745513, 866407, 1491026, 1732814, 2982052, 3465628, 5218591, 6064849, 10437182, 12129698, 20874364, 24259396, 32057059, 64114118, 128228236, 224399413, 448798826, 897597652]

約数ペア:

[(1, 897597652), (2, 448798826), (4, 224399413), (7, 128228236), (14, 64114118), (28, 32057059), (37, 24259396), (43, 20874364), (74, 12129698), (86, 10437182), (148, 6064849), (172, 5218591), (259, 3465628), (301, 2982052), (518, 1732814), (602, 1491026), (1036, 866407), (1204, 745513), (1591, 564172), (3182, 282086), (6364, 141043), (11137, 80596), (20149, 44548), (22274, 40298)]