398156777215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2069}}^1\times {\mathrm{27277}}^1$

素因数の和:29451

約数の個数: 32

約数和(自身を含む): 512254653120

約数和(自身を除く): 114097875905

約数列:

[1, 5, 17, 83, 85, 415, 1411, 2069, 7055, 10345, 27277, 35173, 136385, 171727, 175865, 463709, 858635, 2263991, 2318545, 2919359, 11319955, 14596795, 38487847, 56436113, 192439235, 282180565, 959413921, 4684197379, 4797069605, 23420986895, 79631355443, 398156777215]

約数ペア:

[(1, 398156777215), (5, 79631355443), (17, 23420986895), (83, 4797069605), (85, 4684197379), (415, 959413921), (1411, 282180565), (2069, 192439235), (7055, 56436113), (10345, 38487847), (27277, 14596795), (35173, 11319955), (136385, 2919359), (171727, 2318545), (175865, 2263991), (463709, 858635)]