42755985

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 81408000

約数和(自身を除く): 38652015

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 79, 95, 135, 171, 211, 237, 285, 395, 513, 633, 711, 855, 1055, 1185, 1501, 1899, 2133, 2565, 3165, 3555, 4009, 4503, 5697, 7505, 9495, 10665, 12027, 13509, 16669, 20045, 22515, 28485, 36081, 40527, 50007, 60135, 67545, 83345, 108243, 150021, 180405, 202635, 250035, 316711, 450063, 541215, 750105, 950133, 1583555, 2250315, 2850399, 4750665, 8551197, 14251995, 42755985]

約数ペア:

[(1, 42755985), (3, 14251995), (5, 8551197), (9, 4750665), (15, 2850399), (19, 2250315), (27, 1583555), (45, 950133), (57, 750105), (79, 541215), (95, 450063), (135, 316711), (171, 250035), (211, 202635), (237, 180405), (285, 150021), (395, 108243), (513, 83345), (633, 67545), (711, 60135), (855, 50007), (1055, 40527), (1185, 36081), (1501, 28485), (1899, 22515), (2133, 20045), (2565, 16669), (3165, 13509), (3555, 12027), (4009, 10665), (4503, 9495), (5697, 7505)]