247156785

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{38953}}^1$

素因数の和:39014

約数の個数: 32

約数和(自身を含む): 448750080

約数和(自身を除く): 201593295

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 6345, 38953, 116859, 194765, 350577, 584295, 1051731, 1752885, 1830791, 5258655, 5492373, 9153955, 16477119, 27461865, 49431357, 82385595, 247156785]

約数ペア:

[(1, 247156785), (3, 82385595), (5, 49431357), (9, 27461865), (15, 16477119), (27, 9153955), (45, 5492373), (47, 5258655), (135, 1830791), (141, 1752885), (235, 1051731), (423, 584295), (705, 350577), (1269, 194765), (2115, 116859), (6345, 38953)]