71913218

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{1553}}^1$

素因数の和:1718

約数の個数: 24

約数和(自身を含む): 117734148

約数和(自身を除く): 45820930

約数列:

[1, 2, 13, 26, 137, 169, 274, 338, 1553, 1781, 3106, 3562, 20189, 23153, 40378, 46306, 212761, 262457, 425522, 524914, 2765893, 5531786, 35956609, 71913218]

約数ペア:

[(1, 71913218), (2, 35956609), (13, 5531786), (26, 2765893), (137, 524914), (169, 425522), (274, 262457), (338, 212761), (1553, 46306), (1781, 40378), (3106, 23153), (3562, 20189)]