12828375

素因数分解:

$3^4\times 5^3\times 7^1\times {\mathrm{181}}^1$

素因数の和:215

約数の個数: 80

約数和(自身を含む): 27483456

約数和(自身を除く): 14655081

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 125, 135, 175, 181, 189, 225, 315, 375, 405, 525, 543, 567, 675, 875, 905, 945, 1125, 1267, 1575, 1629, 2025, 2625, 2715, 2835, 3375, 3801, 4525, 4725, 4887, 6335, 7875, 8145, 10125, 11403, 13575, 14175, 14661, 19005, 22625, 23625, 24435, 31675, 34209, 40725, 57015, 67875, 70875, 73305, 95025, 102627, 122175, 158375, 171045, 203625, 285075, 366525, 475125, 513135, 610875, 855225, 1425375, 1832625, 2565675, 4276125, 12828375]

約数ペア:

[(1, 12828375), (3, 4276125), (5, 2565675), (7, 1832625), (9, 1425375), (15, 855225), (21, 610875), (25, 513135), (27, 475125), (35, 366525), (45, 285075), (63, 203625), (75, 171045), (81, 158375), (105, 122175), (125, 102627), (135, 95025), (175, 73305), (181, 70875), (189, 67875), (225, 57015), (315, 40725), (375, 34209), (405, 31675), (525, 24435), (543, 23625), (567, 22625), (675, 19005), (875, 14661), (905, 14175), (945, 13575), (1125, 11403), (1267, 10125), (1575, 8145), (1629, 7875), (2025, 6335), (2625, 4887), (2715, 4725), (2835, 4525), (3375, 3801)]