86784789

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2287}}^1$

素因数の和:2449

約数の個数: 32

約数和(自身を含む): 143503360

約数和(自身を除く): 56718571

約数列:

[1, 3, 7, 13, 21, 39, 91, 139, 273, 417, 973, 1807, 2287, 2919, 5421, 6861, 12649, 16009, 29731, 37947, 48027, 89193, 208117, 317893, 624351, 953679, 2225251, 4132609, 6675753, 12397827, 28928263, 86784789]

約数ペア:

[(1, 86784789), (3, 28928263), (7, 12397827), (13, 6675753), (21, 4132609), (39, 2225251), (91, 953679), (139, 624351), (273, 317893), (417, 208117), (973, 89193), (1807, 48027), (2287, 37947), (2919, 29731), (5421, 16009), (6861, 12649)]