281036265

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 492687360

約数和(自身を除く): 211651095

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 131, 141, 179, 235, 255, 393, 537, 655, 705, 799, 895, 1965, 2227, 2397, 2685, 3043, 3995, 6157, 6681, 8413, 9129, 11135, 11985, 15215, 18471, 23449, 25239, 30785, 33405, 42065, 45645, 70347, 92355, 104669, 117245, 126195, 143021, 314007, 351735, 398633, 429063, 523345, 715105, 1102103, 1195899, 1570035, 1993165, 2145315, 3306309, 5510515, 5979495, 16531545, 18735751, 56207253, 93678755, 281036265]

約数ペア:

[(1, 281036265), (3, 93678755), (5, 56207253), (15, 18735751), (17, 16531545), (47, 5979495), (51, 5510515), (85, 3306309), (131, 2145315), (141, 1993165), (179, 1570035), (235, 1195899), (255, 1102103), (393, 715105), (537, 523345), (655, 429063), (705, 398633), (799, 351735), (895, 314007), (1965, 143021), (2227, 126195), (2397, 117245), (2685, 104669), (3043, 92355), (3995, 70347), (6157, 45645), (6681, 42065), (8413, 33405), (9129, 30785), (11135, 25239), (11985, 23449), (15215, 18471)]