3680721

素因数分解:

$3^9\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:55

約数の個数: 40

約数和(自身を含む): 6377184

約数和(自身を除く): 2696463

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 243, 297, 459, 561, 729, 891, 1377, 1683, 2187, 2673, 4131, 5049, 6561, 8019, 12393, 15147, 19683, 24057, 37179, 45441, 72171, 111537, 136323, 216513, 334611, 408969, 1226907, 3680721]

約数ペア:

[(1, 3680721), (3, 1226907), (9, 408969), (11, 334611), (17, 216513), (27, 136323), (33, 111537), (51, 72171), (81, 45441), (99, 37179), (153, 24057), (187, 19683), (243, 15147), (297, 12393), (459, 8019), (561, 6561), (729, 5049), (891, 4131), (1377, 2673), (1683, 2187)]