4065789

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 6822144

約数和(自身を除く): 2756355

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 281, 371, 689, 843, 1113, 1967, 2067, 3653, 4823, 5901, 10959, 14469, 14893, 25571, 44679, 76713, 104251, 193609, 312753, 580827, 1355263, 4065789]

約数ペア:

[(1, 4065789), (3, 1355263), (7, 580827), (13, 312753), (21, 193609), (39, 104251), (53, 76713), (91, 44679), (159, 25571), (273, 14893), (281, 14469), (371, 10959), (689, 5901), (843, 4823), (1113, 3653), (1967, 2067)]