27725607

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 49940800

約数和(自身を除く): 22215193

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 97, 117, 273, 291, 349, 679, 819, 873, 1047, 1261, 2037, 2443, 3141, 3783, 4537, 6111, 7329, 8827, 11349, 13611, 21987, 26481, 31759, 33853, 40833, 79443, 95277, 101559, 236971, 285831, 304677, 440089, 710913, 1320267, 2132739, 3080623, 3960801, 9241869, 27725607]

約数ペア:

[(1, 27725607), (3, 9241869), (7, 3960801), (9, 3080623), (13, 2132739), (21, 1320267), (39, 710913), (63, 440089), (91, 304677), (97, 285831), (117, 236971), (273, 101559), (291, 95277), (349, 79443), (679, 40833), (819, 33853), (873, 31759), (1047, 26481), (1261, 21987), (2037, 13611), (2443, 11349), (3141, 8827), (3783, 7329), (4537, 6111)]