81468918

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1571}}^1$

素因数の和:1689

約数の個数: 48

約数和(自身を含む): 183433536

約数和(自身を除く): 101964618

約数列:

[1, 2, 3, 6, 9, 18, 43, 67, 86, 129, 134, 201, 258, 387, 402, 603, 774, 1206, 1571, 2881, 3142, 4713, 5762, 8643, 9426, 14139, 17286, 25929, 28278, 51858, 67553, 105257, 135106, 202659, 210514, 315771, 405318, 607977, 631542, 947313, 1215954, 1894626, 4526051, 9052102, 13578153, 27156306, 40734459, 81468918]

約数ペア:

[(1, 81468918), (2, 40734459), (3, 27156306), (6, 13578153), (9, 9052102), (18, 4526051), (43, 1894626), (67, 1215954), (86, 947313), (129, 631542), (134, 607977), (201, 405318), (258, 315771), (387, 210514), (402, 202659), (603, 135106), (774, 105257), (1206, 67553), (1571, 51858), (2881, 28278), (3142, 25929), (4713, 17286), (5762, 14139), (8643, 9426)]