72602971

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 93519360

約数和(自身を除く): 20916389

約数列:

[1, 7, 17, 19, 119, 133, 163, 197, 323, 1141, 1379, 2261, 2771, 3097, 3349, 3743, 19397, 21679, 23443, 26201, 32111, 52649, 63631, 224777, 368543, 445417, 545887, 610109, 3821209, 4270763, 10371853, 72602971]

約数ペア:

[(1, 72602971), (7, 10371853), (17, 4270763), (19, 3821209), (119, 610109), (133, 545887), (163, 445417), (197, 368543), (323, 224777), (1141, 63631), (1379, 52649), (2261, 32111), (2771, 26201), (3097, 23443), (3349, 21679), (3743, 19397)]