216623288

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{124783}}^1$

素因数の和:124827

約数の個数: 32

約数和(自身を含む): 479170560

約数和(自身を除く): 262547272

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 124783, 249566, 499132, 873481, 998264, 1746962, 3493924, 3868273, 6987848, 7736546, 15473092, 27077911, 30946184, 54155822, 108311644, 216623288]

約数ペア:

[(1, 216623288), (2, 108311644), (4, 54155822), (7, 30946184), (8, 27077911), (14, 15473092), (28, 7736546), (31, 6987848), (56, 3868273), (62, 3493924), (124, 1746962), (217, 998264), (248, 873481), (434, 499132), (868, 249566), (1736, 124783)]