647249316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{23279}}^1$

素因数の和:23624

約数の個数: 48

約数和(自身を含む): 1731287040

約数和(自身を除く): 1084037724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 331, 662, 993, 1324, 1986, 2317, 3972, 4634, 6951, 9268, 13902, 23279, 27804, 46558, 69837, 93116, 139674, 162953, 279348, 325906, 488859, 651812, 977718, 1955436, 7705349, 15410698, 23116047, 30821396, 46232094, 53937443, 92464188, 107874886, 161812329, 215749772, 323624658, 647249316]

約数ペア:

[(1, 647249316), (2, 323624658), (3, 215749772), (4, 161812329), (6, 107874886), (7, 92464188), (12, 53937443), (14, 46232094), (21, 30821396), (28, 23116047), (42, 15410698), (84, 7705349), (331, 1955436), (662, 977718), (993, 651812), (1324, 488859), (1986, 325906), (2317, 279348), (3972, 162953), (4634, 139674), (6951, 93116), (9268, 69837), (13902, 46558), (23279, 27804)]