1274243776

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{117811}}^1$

素因数の和:117849

約数の個数: 42

約数和(自身を含む): 2738068692

約数和(自身を除く): 1463824916

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 1352, 2704, 5408, 10816, 117811, 235622, 471244, 942488, 1531543, 1884976, 3063086, 3769952, 6126172, 7539904, 12252344, 19910059, 24504688, 39820118, 49009376, 79640236, 98018752, 159280472, 318560944, 637121888, 1274243776]

約数ペア:

[(1, 1274243776), (2, 637121888), (4, 318560944), (8, 159280472), (13, 98018752), (16, 79640236), (26, 49009376), (32, 39820118), (52, 24504688), (64, 19910059), (104, 12252344), (169, 7539904), (208, 6126172), (338, 3769952), (416, 3063086), (676, 1884976), (832, 1531543), (1352, 942488), (2704, 471244), (5408, 235622), (10816, 117811)]