13120203

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 19388160

約数和(自身を除く): 6267957

約数列:

[1, 3, 19, 43, 53, 57, 101, 129, 159, 303, 817, 1007, 1919, 2279, 2451, 3021, 4343, 5353, 5757, 6837, 13029, 16059, 43301, 82517, 101707, 129903, 230179, 247551, 305121, 690537, 4373401, 13120203]

約数ペア:

[(1, 13120203), (3, 4373401), (19, 690537), (43, 305121), (53, 247551), (57, 230179), (101, 129903), (129, 101707), (159, 82517), (303, 43301), (817, 16059), (1007, 13029), (1919, 6837), (2279, 5757), (2451, 5353), (3021, 4343)]