201931663871

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{195127}}^1$

素因数の和:195435

約数の個数: 32

約数和(自身を含む): 251761950720

約数和(自身を除く): 49830286849

約数列:

[1, 7, 19, 31, 133, 217, 251, 589, 1757, 4123, 4769, 7781, 33383, 54467, 147839, 195127, 1034873, 1365889, 3707413, 6048937, 25951891, 42342559, 48976877, 114929803, 342838139, 804508621, 930560663, 1518283187, 6513924641, 10627982309, 28847380553, 201931663871]

約数ペア:

[(1, 201931663871), (7, 28847380553), (19, 10627982309), (31, 6513924641), (133, 1518283187), (217, 930560663), (251, 804508621), (589, 342838139), (1757, 114929803), (4123, 48976877), (4769, 42342559), (7781, 25951891), (33383, 6048937), (54467, 3707413), (147839, 1365889), (195127, 1034873)]