213372236

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{40751}}^1$

素因数の和:40790

約数の個数: 48

約数和(自身を含む): 492936192

約数和(自身を除く): 279563956

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 308, 374, 476, 748, 1309, 2618, 5236, 40751, 81502, 163004, 285257, 448261, 570514, 692767, 896522, 1141028, 1385534, 1793044, 2771068, 3137827, 4849369, 6275654, 7620437, 9698738, 12551308, 15240874, 19397476, 30481748, 53343059, 106686118, 213372236]

約数ペア:

[(1, 213372236), (2, 106686118), (4, 53343059), (7, 30481748), (11, 19397476), (14, 15240874), (17, 12551308), (22, 9698738), (28, 7620437), (34, 6275654), (44, 4849369), (68, 3137827), (77, 2771068), (119, 1793044), (154, 1385534), (187, 1141028), (238, 896522), (308, 692767), (374, 570514), (476, 448261), (748, 285257), (1309, 163004), (2618, 81502), (5236, 40751)]