201099210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{515639}}^1$

素因数の和:515662

約数の個数: 32

約数和(自身を含む): 519765120

約数和(自身を除く): 318665910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 515639, 1031278, 1546917, 2578195, 3093834, 5156390, 6703307, 7734585, 13406614, 15469170, 20109921, 33516535, 40219842, 67033070, 100549605, 201099210]

約数ペア:

[(1, 201099210), (2, 100549605), (3, 67033070), (5, 40219842), (6, 33516535), (10, 20109921), (13, 15469170), (15, 13406614), (26, 7734585), (30, 6703307), (39, 5156390), (65, 3093834), (78, 2578195), (130, 1546917), (195, 1031278), (390, 515639)]