12927201

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 20966400

約数和(自身を除く): 8039199

約数列:

[1, 3, 7, 19, 21, 57, 133, 179, 181, 399, 537, 543, 1253, 1267, 3401, 3439, 3759, 3801, 10203, 10317, 23807, 24073, 32399, 71421, 72219, 97197, 226793, 615581, 680379, 1846743, 4309067, 12927201]

約数ペア:

[(1, 12927201), (3, 4309067), (7, 1846743), (19, 680379), (21, 615581), (57, 226793), (133, 97197), (179, 72219), (181, 71421), (399, 32399), (537, 24073), (543, 23807), (1253, 10317), (1267, 10203), (3401, 3801), (3439, 3759)]