19215528723

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{51241}}^1$

素因数の和:51329

約数の個数: 64

約数和(自身を含む): 32466931200

約数和(自身を除く): 13251402477

約数列:

[1, 3, 9, 17, 19, 27, 43, 51, 57, 129, 153, 171, 323, 387, 459, 513, 731, 817, 969, 1161, 2193, 2451, 2907, 6579, 7353, 8721, 13889, 19737, 22059, 41667, 51241, 125001, 153723, 375003, 461169, 871097, 973579, 1383507, 2203363, 2613291, 2920737, 6610089, 7839873, 8762211, 16550843, 19830267, 23519619, 26286633, 37457171, 41863897, 49652529, 59490801, 112371513, 125591691, 148957587, 337114539, 376775073, 446872761, 711686249, 1011343617, 1130325219, 2135058747, 6405176241, 19215528723]

約数ペア:

[(1, 19215528723), (3, 6405176241), (9, 2135058747), (17, 1130325219), (19, 1011343617), (27, 711686249), (43, 446872761), (51, 376775073), (57, 337114539), (129, 148957587), (153, 125591691), (171, 112371513), (323, 59490801), (387, 49652529), (459, 41863897), (513, 37457171), (731, 26286633), (817, 23519619), (969, 19830267), (1161, 16550843), (2193, 8762211), (2451, 7839873), (2907, 6610089), (6579, 2920737), (7353, 2613291), (8721, 2203363), (13889, 1383507), (19737, 973579), (22059, 871097), (41667, 461169), (51241, 375003), (125001, 153723)]