138480916

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{857}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 288288000

約数和(自身を除く): 149807084

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 199, 203, 398, 406, 796, 812, 857, 1393, 1714, 2786, 3428, 5572, 5771, 5999, 11542, 11998, 23084, 23996, 24853, 40397, 49706, 80794, 99412, 161588, 170543, 173971, 341086, 347942, 682172, 695884, 1193801, 2387602, 4775204, 4945747, 9891494, 19782988, 34620229, 69240458, 138480916]

約数ペア:

[(1, 138480916), (2, 69240458), (4, 34620229), (7, 19782988), (14, 9891494), (28, 4945747), (29, 4775204), (58, 2387602), (116, 1193801), (199, 695884), (203, 682172), (398, 347942), (406, 341086), (796, 173971), (812, 170543), (857, 161588), (1393, 99412), (1714, 80794), (2786, 49706), (3428, 40397), (5572, 24853), (5771, 23996), (5999, 23084), (11542, 11998)]