208712835

素因数分解:

$3^3\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{1471}}^1$

素因数の和:2536

約数の個数: 32

約数和(自身を含む): 371650560

約数和(自身を除く): 162937725

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1051, 1471, 3153, 4413, 5255, 7355, 9459, 13239, 15765, 22065, 28377, 39717, 47295, 66195, 141885, 198585, 1546021, 4638063, 7730105, 13914189, 23190315, 41742567, 69570945, 208712835]

約数ペア:

[(1, 208712835), (3, 69570945), (5, 41742567), (9, 23190315), (15, 13914189), (27, 7730105), (45, 4638063), (135, 1546021), (1051, 198585), (1471, 141885), (3153, 66195), (4413, 47295), (5255, 39717), (7355, 28377), (9459, 22065), (13239, 15765)]