84870401

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1559}}^1$

素因数の和:1685

約数の個数: 24

約数和(自身を含む): 108838080

約数和(自身を除く): 23967679

約数列:

[1, 7, 11, 49, 77, 101, 539, 707, 1111, 1559, 4949, 7777, 10913, 17149, 54439, 76391, 120043, 157459, 840301, 1102213, 1732049, 7715491, 12124343, 84870401]

約数ペア:

[(1, 84870401), (7, 12124343), (11, 7715491), (49, 1732049), (77, 1102213), (101, 840301), (539, 157459), (707, 120043), (1111, 76391), (1559, 54439), (4949, 17149), (7777, 10913)]