201878547

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{503}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 298722816

約数和(自身を除く): 96844269

約数列:

[1, 3, 13, 39, 41, 123, 251, 503, 533, 753, 1509, 1599, 3263, 6539, 9789, 10291, 19617, 20623, 30873, 61869, 126253, 133783, 268099, 378759, 401349, 804297, 1641289, 4923867, 5176373, 15529119, 67292849, 201878547]

約数ペア:

[(1, 201878547), (3, 67292849), (13, 15529119), (39, 5176373), (41, 4923867), (123, 1641289), (251, 804297), (503, 401349), (533, 378759), (753, 268099), (1509, 133783), (1599, 126253), (3263, 61869), (6539, 30873), (9789, 20623), (10291, 19617)]