51880515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{6563}}^1$

素因数の和:6619

約数の個数: 32

約数和(自身を含む): 90740736

約数和(自身を除く): 38860221

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 465, 527, 1581, 2635, 6563, 7905, 19689, 32815, 98445, 111571, 203453, 334713, 557855, 610359, 1017265, 1673565, 3051795, 3458701, 10376103, 17293505, 51880515]

約数ペア:

[(1, 51880515), (3, 17293505), (5, 10376103), (15, 3458701), (17, 3051795), (31, 1673565), (51, 1017265), (85, 610359), (93, 557855), (155, 334713), (255, 203453), (465, 111571), (527, 98445), (1581, 32815), (2635, 19689), (6563, 7905)]