2978775

素因数分解:

$3^4\times 5^2\times {\mathrm{1471}}^1$

素因数の和:1493

約数の個数: 30

約数和(自身を含む): 5521472

約数和(自身を除く): 2542697

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 1471, 2025, 4413, 7355, 13239, 22065, 36775, 39717, 66195, 110325, 119151, 198585, 330975, 595755, 992925, 2978775]

約数ペア:

[(1, 2978775), (3, 992925), (5, 595755), (9, 330975), (15, 198585), (25, 119151), (27, 110325), (45, 66195), (75, 39717), (81, 36775), (135, 22065), (225, 13239), (405, 7355), (675, 4413), (1471, 2025)]