686475144

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{134287}}^1$

素因数の和:134370

約数の個数: 48

約数和(自身を含む): 1885403520

約数和(自身を除く): 1198928376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 134287, 268574, 402861, 537148, 805722, 1074296, 1208583, 1611444, 2417166, 3222888, 4834332, 9534377, 9668664, 19068754, 28603131, 38137508, 57206262, 76275016, 85809393, 114412524, 171618786, 228825048, 343237572, 686475144]

約数ペア:

[(1, 686475144), (2, 343237572), (3, 228825048), (4, 171618786), (6, 114412524), (8, 85809393), (9, 76275016), (12, 57206262), (18, 38137508), (24, 28603131), (36, 19068754), (71, 9668664), (72, 9534377), (142, 4834332), (213, 3222888), (284, 2417166), (426, 1611444), (568, 1208583), (639, 1074296), (852, 805722), (1278, 537148), (1704, 402861), (2556, 268574), (5112, 134287)]