678650024

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{67273}}^1$

素因数の和:67389

約数の個数: 32

約数和(自身を含む): 1384498920

約数和(自身を除く): 705848896

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 104, 194, 388, 776, 1261, 2522, 5044, 10088, 67273, 134546, 269092, 538184, 874549, 1749098, 3498196, 6525481, 6996392, 13050962, 26101924, 52203848, 84831253, 169662506, 339325012, 678650024]

約数ペア:

[(1, 678650024), (2, 339325012), (4, 169662506), (8, 84831253), (13, 52203848), (26, 26101924), (52, 13050962), (97, 6996392), (104, 6525481), (194, 3498196), (388, 1749098), (776, 874549), (1261, 538184), (2522, 269092), (5044, 134546), (10088, 67273)]