81494742

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{5657}}^1$

素因数の和:5690

約数の個数: 40

約数和(自身を含む): 190176696

約数和(自身を除く): 108681954

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 2401, 4802, 5657, 7203, 11314, 14406, 16971, 33942, 39599, 79198, 118797, 237594, 277193, 554386, 831579, 1663158, 1940351, 3880702, 5821053, 11642106, 13582457, 27164914, 40747371, 81494742]

約数ペア:

[(1, 81494742), (2, 40747371), (3, 27164914), (6, 13582457), (7, 11642106), (14, 5821053), (21, 3880702), (42, 1940351), (49, 1663158), (98, 831579), (147, 554386), (294, 277193), (343, 237594), (686, 118797), (1029, 79198), (2058, 39599), (2401, 33942), (4802, 16971), (5657, 14406), (7203, 11314)]