31289048

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4201}}^1$

素因数の和:4240

約数の個数: 48

約数和(自身を含む): 71854200

約数和(自身を除く): 40565152

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 392, 532, 931, 1064, 1862, 3724, 4201, 7448, 8402, 16804, 29407, 33608, 58814, 79819, 117628, 159638, 205849, 235256, 319276, 411698, 558733, 638552, 823396, 1117466, 1646792, 2234932, 3911131, 4469864, 7822262, 15644524, 31289048]

約数ペア:

[(1, 31289048), (2, 15644524), (4, 7822262), (7, 4469864), (8, 3911131), (14, 2234932), (19, 1646792), (28, 1117466), (38, 823396), (49, 638552), (56, 558733), (76, 411698), (98, 319276), (133, 235256), (152, 205849), (196, 159638), (266, 117628), (392, 79819), (532, 58814), (931, 33608), (1064, 29407), (1862, 16804), (3724, 8402), (4201, 7448)]