31881744

素因数分解:

$2^4\times 3^2\times {\mathrm{221401}}^1$

素因数の和:221415

約数の個数: 30

約数和(自身を含む): 89225006

約数和(自身を除く): 57343262

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 221401, 442802, 664203, 885604, 1328406, 1771208, 1992609, 2656812, 3542416, 3985218, 5313624, 7970436, 10627248, 15940872, 31881744]

約数ペア:

[(1, 31881744), (2, 15940872), (3, 10627248), (4, 7970436), (6, 5313624), (8, 3985218), (9, 3542416), (12, 2656812), (16, 1992609), (18, 1771208), (24, 1328406), (36, 885604), (48, 664203), (72, 442802), (144, 221401)]