1900565883

素因数分解:

$3^3\times {\mathrm{503}}^1\times {\mathrm{139943}}^1$

素因数の和:140455

約数の個数: 16

約数和(自身を含む): 2821271040

約数和(自身を除く): 920705157

約数列:

[1, 3, 9, 27, 503, 1509, 4527, 13581, 139943, 419829, 1259487, 3778461, 70391329, 211173987, 633521961, 1900565883]

約数ペア:

[(1, 1900565883), (3, 633521961), (9, 211173987), (27, 70391329), (503, 3778461), (1509, 1259487), (4527, 419829), (13581, 139943)]