208020645

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{34757}}^1$

素因数の和:34794

約数の個数: 48

約数和(自身を含む): 433779840

約数和(自身を除く): 225759195

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 34757, 104271, 173785, 243299, 312813, 521355, 660383, 729897, 1216495, 1564065, 1981149, 2189691, 3301915, 3649485, 4622681, 5943447, 9905745, 10948455, 13868043, 23113405, 29717235, 41604129, 69340215, 208020645]

約数ペア:

[(1, 208020645), (3, 69340215), (5, 41604129), (7, 29717235), (9, 23113405), (15, 13868043), (19, 10948455), (21, 9905745), (35, 5943447), (45, 4622681), (57, 3649485), (63, 3301915), (95, 2189691), (105, 1981149), (133, 1564065), (171, 1216495), (285, 729897), (315, 660383), (399, 521355), (665, 312813), (855, 243299), (1197, 173785), (1995, 104271), (5985, 34757)]