1990332003

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1\times {\mathrm{3191}}^1$

素因数の和:3707

約数の個数: 32

約数和(自身を含む): 2973003264

約数和(自身を除く): 982671261

約数列:

[1, 3, 11, 33, 41, 123, 451, 461, 1353, 1383, 3191, 5071, 9573, 15213, 18901, 35101, 56703, 105303, 130831, 207911, 392493, 623733, 1439141, 1471051, 4317423, 4413153, 16181561, 48544683, 60313091, 180939273, 663444001, 1990332003]

約数ペア:

[(1, 1990332003), (3, 663444001), (11, 180939273), (33, 60313091), (41, 48544683), (123, 16181561), (451, 4413153), (461, 4317423), (1353, 1471051), (1383, 1439141), (3191, 623733), (5071, 392493), (9573, 207911), (15213, 130831), (18901, 105303), (35101, 56703)]