291269185

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 372314880

約数和(自身を除く): 81045695

約数列:

[1, 5, 29, 53, 145, 151, 251, 265, 755, 1255, 1537, 4379, 7279, 7685, 8003, 13303, 21895, 36395, 37901, 40015, 66515, 189505, 232087, 385787, 1099129, 1160435, 1928935, 2008753, 5495645, 10043765, 58253837, 291269185]

約数ペア:

[(1, 291269185), (5, 58253837), (29, 10043765), (53, 5495645), (145, 2008753), (151, 1928935), (251, 1160435), (265, 1099129), (755, 385787), (1255, 232087), (1537, 189505), (4379, 66515), (7279, 40015), (7685, 37901), (8003, 36395), (13303, 21895)]