78814578

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{509}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 159952320

約数和(自身を除く): 81137742

約数列:

[1, 2, 3, 6, 131, 197, 262, 393, 394, 509, 591, 786, 1018, 1182, 1527, 3054, 25807, 51614, 66679, 77421, 100273, 133358, 154842, 200037, 200546, 300819, 400074, 601638, 13135763, 26271526, 39407289, 78814578]

約数ペア:

[(1, 78814578), (2, 39407289), (3, 26271526), (6, 13135763), (131, 601638), (197, 400074), (262, 300819), (393, 200546), (394, 200037), (509, 154842), (591, 133358), (786, 100273), (1018, 77421), (1182, 66679), (1527, 51614), (3054, 25807)]