521451

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:136

約数の個数: 32

約数和(自身を含む): 921600

約数和(自身を除く): 400149

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 89, 93, 189, 217, 267, 279, 623, 651, 801, 837, 1869, 1953, 2403, 2759, 5607, 5859, 8277, 16821, 19313, 24831, 57939, 74493, 173817, 521451]

約数ペア:

[(1, 521451), (3, 173817), (7, 74493), (9, 57939), (21, 24831), (27, 19313), (31, 16821), (63, 8277), (89, 5859), (93, 5607), (189, 2759), (217, 2403), (267, 1953), (279, 1869), (623, 837), (651, 801)]