201626490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{516991}}^1$

素因数の和:517014

約数の個数: 32

約数和(自身を含む): 521127936

約数和(自身を除く): 319501446

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 516991, 1033982, 1550973, 2584955, 3101946, 5169910, 6720883, 7754865, 13441766, 15509730, 20162649, 33604415, 40325298, 67208830, 100813245, 201626490]

約数ペア:

[(1, 201626490), (2, 100813245), (3, 67208830), (5, 40325298), (6, 33604415), (10, 20162649), (13, 15509730), (15, 13441766), (26, 7754865), (30, 6720883), (39, 5169910), (65, 3101946), (78, 2584955), (130, 1550973), (195, 1033982), (390, 516991)]