248889135

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{241}}^1\times {\mathrm{569}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 440304480

約数和(自身を除く): 191415345

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 241, 363, 569, 605, 723, 1205, 1707, 1815, 2651, 2845, 3615, 6259, 7953, 8535, 13255, 18777, 29161, 31295, 39765, 68849, 87483, 93885, 137129, 145805, 206547, 344245, 411387, 437415, 685645, 1032735, 1508419, 2056935, 4525257, 7542095, 16592609, 22626285, 49777827, 82963045, 248889135]

約数ペア:

[(1, 248889135), (3, 82963045), (5, 49777827), (11, 22626285), (15, 16592609), (33, 7542095), (55, 4525257), (121, 2056935), (165, 1508419), (241, 1032735), (363, 685645), (569, 437415), (605, 411387), (723, 344245), (1205, 206547), (1707, 145805), (1815, 137129), (2651, 93885), (2845, 87483), (3615, 68849), (6259, 39765), (7953, 31295), (8535, 29161), (13255, 18777)]