201631521

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{15073}}^1$

素因数の和:15110

約数の個数: 32

約数和(自身を含む): 337657600

約数和(自身を除く): 136026079

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 1029, 1911, 4459, 13377, 15073, 45219, 105511, 195949, 316533, 587847, 738577, 1371643, 2215731, 4114929, 5170039, 9601501, 15510117, 28804503, 67210507, 201631521]

約数ペア:

[(1, 201631521), (3, 67210507), (7, 28804503), (13, 15510117), (21, 9601501), (39, 5170039), (49, 4114929), (91, 2215731), (147, 1371643), (273, 738577), (343, 587847), (637, 316533), (1029, 195949), (1911, 105511), (4459, 45219), (13377, 15073)]