998478156

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{81019}}^1$

素因数の和:81118

約数の個数: 48

約数和(自身を含む): 2540787200

約数和(自身を除く): 1542309044

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 79, 156, 158, 237, 316, 474, 948, 1027, 2054, 3081, 4108, 6162, 12324, 81019, 162038, 243057, 324076, 486114, 972228, 1053247, 2106494, 3159741, 4212988, 6319482, 6400501, 12638964, 12801002, 19201503, 25602004, 38403006, 76806012, 83206513, 166413026, 249619539, 332826052, 499239078, 998478156]

約数ペア:

[(1, 998478156), (2, 499239078), (3, 332826052), (4, 249619539), (6, 166413026), (12, 83206513), (13, 76806012), (26, 38403006), (39, 25602004), (52, 19201503), (78, 12801002), (79, 12638964), (156, 6400501), (158, 6319482), (237, 4212988), (316, 3159741), (474, 2106494), (948, 1053247), (1027, 972228), (2054, 486114), (3081, 324076), (4108, 243057), (6162, 162038), (12324, 81019)]