42199521

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{467}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 69608448

約数和(自身を除く): 27408927

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 331, 467, 993, 1401, 2317, 3269, 4303, 6071, 6951, 9807, 12909, 18213, 30121, 42497, 90363, 127491, 154577, 463731, 1082039, 2009501, 3246117, 6028503, 14066507, 42199521]

約数ペア:

[(1, 42199521), (3, 14066507), (7, 6028503), (13, 3246117), (21, 2009501), (39, 1082039), (91, 463731), (273, 154577), (331, 127491), (467, 90363), (993, 42497), (1401, 30121), (2317, 18213), (3269, 12909), (4303, 9807), (6071, 6951)]