201321505

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{3463}}^1$

素因数の和:3637

約数の個数: 32

約数和(自身を含む): 303280128

約数和(自身を除く): 101958623

約数列:

[1, 5, 7, 11, 35, 55, 77, 151, 385, 755, 1057, 1661, 3463, 5285, 8305, 11627, 17315, 24241, 38093, 58135, 121205, 190465, 266651, 522913, 1333255, 2614565, 3660391, 5752043, 18301955, 28760215, 40264301, 201321505]

約数ペア:

[(1, 201321505), (5, 40264301), (7, 28760215), (11, 18301955), (35, 5752043), (55, 3660391), (77, 2614565), (151, 1333255), (385, 522913), (755, 266651), (1057, 190465), (1661, 121205), (3463, 58135), (5285, 38093), (8305, 24241), (11627, 17315)]