28104975

素因数分解:

$3^4\times 5^2\times {\mathrm{13879}}^1$

素因数の和:13901

約数の個数: 30

約数和(自身を含む): 52063880

約数和(自身を除く): 23958905

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 13879, 41637, 69395, 124911, 208185, 346975, 374733, 624555, 1040925, 1124199, 1873665, 3122775, 5620995, 9368325, 28104975]

約数ペア:

[(1, 28104975), (3, 9368325), (5, 5620995), (9, 3122775), (15, 1873665), (25, 1124199), (27, 1040925), (45, 624555), (75, 374733), (81, 346975), (135, 208185), (225, 124911), (405, 69395), (675, 41637), (2025, 13879)]