1278168525

素因数分解:

$3^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{40289}}^1$

素因数の和:40355

約数の個数: 48

約数和(自身を含む): 2398060800

約数和(自身を除く): 1119892275

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 135, 141, 225, 235, 423, 675, 705, 1175, 1269, 2115, 3525, 6345, 10575, 31725, 40289, 120867, 201445, 362601, 604335, 1007225, 1087803, 1813005, 1893583, 3021675, 5439015, 5680749, 9065025, 9467915, 17042247, 27195075, 28403745, 47339575, 51126741, 85211235, 142018725, 255633705, 426056175, 1278168525]

約数ペア:

[(1, 1278168525), (3, 426056175), (5, 255633705), (9, 142018725), (15, 85211235), (25, 51126741), (27, 47339575), (45, 28403745), (47, 27195075), (75, 17042247), (135, 9467915), (141, 9065025), (225, 5680749), (235, 5439015), (423, 3021675), (675, 1893583), (705, 1813005), (1175, 1087803), (1269, 1007225), (2115, 604335), (3525, 362601), (6345, 201445), (10575, 120867), (31725, 40289)]