42161805

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{19121}}^1$

素因数の和:19146

約数の個数: 36

約数和(自身を含む): 85016412

約数和(自身を除く): 42854607

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 19121, 57363, 95605, 133847, 172089, 286815, 401541, 669235, 860445, 936929, 1204623, 2007705, 2810787, 4684645, 6023115, 8432361, 14053935, 42161805]

約数ペア:

[(1, 42161805), (3, 14053935), (5, 8432361), (7, 6023115), (9, 4684645), (15, 2810787), (21, 2007705), (35, 1204623), (45, 936929), (49, 860445), (63, 669235), (105, 401541), (147, 286815), (245, 172089), (315, 133847), (441, 95605), (735, 57363), (2205, 19121)]