138077968

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{39769}}^1$

素因数の和:39815

約数の個数: 40

約数和(自身を含む): 315614720

約数和(自身を除く): 177536752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 39769, 79538, 159076, 278383, 318152, 556766, 636304, 1113532, 1232839, 2227064, 2465678, 4454128, 4931356, 8629873, 9862712, 17259746, 19725424, 34519492, 69038984, 138077968]

約数ペア:

[(1, 138077968), (2, 69038984), (4, 34519492), (7, 19725424), (8, 17259746), (14, 9862712), (16, 8629873), (28, 4931356), (31, 4454128), (56, 2465678), (62, 2227064), (112, 1232839), (124, 1113532), (217, 636304), (248, 556766), (434, 318152), (496, 278383), (868, 159076), (1736, 79538), (3472, 39769)]