127403381

素因数分解:

$7^2\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 152001216

約数和(自身を除く): 24597835

約数列:

[1, 7, 49, 67, 151, 257, 469, 1057, 1799, 3283, 7399, 10117, 12593, 17219, 38807, 70819, 120533, 271649, 495733, 843731, 1901543, 2600069, 18200483, 127403381]

約数ペア:

[(1, 127403381), (7, 18200483), (49, 2600069), (67, 1901543), (151, 843731), (257, 495733), (469, 271649), (1057, 120533), (1799, 70819), (3283, 38807), (7399, 17219), (10117, 12593)]