71632539

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 121651200

約数和(自身を除く): 50018661

約数列:

[1, 3, 9, 11, 27, 33, 43, 71, 79, 99, 129, 213, 237, 297, 387, 473, 639, 711, 781, 869, 1161, 1419, 1917, 2133, 2343, 2607, 3053, 3397, 4257, 5609, 7029, 7821, 9159, 10191, 12771, 16827, 21087, 23463, 27477, 30573, 33583, 37367, 50481, 61699, 82431, 91719, 100749, 112101, 151443, 185097, 241187, 302247, 336303, 555291, 723561, 906741, 1008909, 1665873, 2170683, 2653057, 6512049, 7959171, 23877513, 71632539]

約数ペア:

[(1, 71632539), (3, 23877513), (9, 7959171), (11, 6512049), (27, 2653057), (33, 2170683), (43, 1665873), (71, 1008909), (79, 906741), (99, 723561), (129, 555291), (213, 336303), (237, 302247), (297, 241187), (387, 185097), (473, 151443), (639, 112101), (711, 100749), (781, 91719), (869, 82431), (1161, 61699), (1419, 50481), (1917, 37367), (2133, 33583), (2343, 30573), (2607, 27477), (3053, 23463), (3397, 21087), (4257, 16827), (5609, 12771), (7029, 10191), (7821, 9159)]