857646

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:121

約数の個数: 48

約数和(自身を含む): 2021760

約数和(自身を除く): 1164114

約数列:

[1, 2, 3, 6, 9, 18, 29, 31, 53, 58, 62, 87, 93, 106, 159, 174, 186, 261, 279, 318, 477, 522, 558, 899, 954, 1537, 1643, 1798, 2697, 3074, 3286, 4611, 4929, 5394, 8091, 9222, 9858, 13833, 14787, 16182, 27666, 29574, 47647, 95294, 142941, 285882, 428823, 857646]

約数ペア:

[(1, 857646), (2, 428823), (3, 285882), (6, 142941), (9, 95294), (18, 47647), (29, 29574), (31, 27666), (53, 16182), (58, 14787), (62, 13833), (87, 9858), (93, 9222), (106, 8091), (159, 5394), (174, 4929), (186, 4611), (261, 3286), (279, 3074), (318, 2697), (477, 1798), (522, 1643), (558, 1537), (899, 954)]