289968141

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 411816960

約数和(自身を除く): 121848819

約数列:

[1, 3, 31, 53, 89, 93, 159, 267, 661, 1643, 1983, 2759, 4717, 4929, 8277, 14151, 20491, 35033, 58829, 61473, 105099, 146227, 176487, 438681, 1086023, 1823699, 3117937, 3258069, 5471097, 9353811, 96656047, 289968141]

約数ペア:

[(1, 289968141), (3, 96656047), (31, 9353811), (53, 5471097), (89, 3258069), (93, 3117937), (159, 1823699), (267, 1086023), (661, 438681), (1643, 176487), (1983, 146227), (2759, 105099), (4717, 61473), (4929, 58829), (8277, 35033), (14151, 20491)]