81917010

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{130027}}^1$

素因数の和:130047

約数の個数: 48

約数和(自身を含む): 243412416

約数和(自身を除く): 161495406

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 130027, 260054, 390081, 650135, 780162, 910189, 1170243, 1300270, 1820378, 1950405, 2340486, 2730567, 3900810, 4550945, 5461134, 5851215, 8191701, 9101890, 11702430, 13652835, 16383402, 27305670, 40958505, 81917010]

約数ペア:

[(1, 81917010), (2, 40958505), (3, 27305670), (5, 16383402), (6, 13652835), (7, 11702430), (9, 9101890), (10, 8191701), (14, 5851215), (15, 5461134), (18, 4550945), (21, 3900810), (30, 2730567), (35, 2340486), (42, 1950405), (45, 1820378), (63, 1300270), (70, 1170243), (90, 910189), (105, 780162), (126, 650135), (210, 390081), (315, 260054), (630, 130027)]