81543252

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{138679}}^1$

素因数の和:138700

約数の個数: 36

約数和(自身を含む): 221333280

約数和(自身を除く): 139790028

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 138679, 277358, 416037, 554716, 832074, 970753, 1664148, 1941506, 2912259, 3883012, 5824518, 6795271, 11649036, 13590542, 20385813, 27181084, 40771626, 81543252]

約数ペア:

[(1, 81543252), (2, 40771626), (3, 27181084), (4, 20385813), (6, 13590542), (7, 11649036), (12, 6795271), (14, 5824518), (21, 3883012), (28, 2912259), (42, 1941506), (49, 1664148), (84, 970753), (98, 832074), (147, 554716), (196, 416037), (294, 277358), (588, 138679)]