159928405

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{337}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 242751600

約数和(自身を除く): 82823195

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 149, 245, 337, 455, 637, 745, 1043, 1685, 1937, 2359, 3185, 4381, 5215, 7301, 9685, 11795, 13559, 16513, 21905, 30667, 36505, 50213, 67795, 82565, 94913, 153335, 214669, 251065, 351491, 474565, 652769, 1073345, 1757455, 2460437, 3263845, 4569383, 12302185, 22846915, 31985681, 159928405]

約数ペア:

[(1, 159928405), (5, 31985681), (7, 22846915), (13, 12302185), (35, 4569383), (49, 3263845), (65, 2460437), (91, 1757455), (149, 1073345), (245, 652769), (337, 474565), (455, 351491), (637, 251065), (745, 214669), (1043, 153335), (1685, 94913), (1937, 82565), (2359, 67795), (3185, 50213), (4381, 36505), (5215, 30667), (7301, 21905), (9685, 16513), (11795, 13559)]