81523988

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7723}}^1$

素因数の和:7776

約数の個数: 48

約数和(自身を含む): 181668480

約数和(自身を除く): 100144492

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 182, 203, 364, 377, 406, 754, 812, 1508, 2639, 5278, 7723, 10556, 15446, 30892, 54061, 100399, 108122, 200798, 216244, 223967, 401596, 447934, 702793, 895868, 1405586, 1567769, 2811172, 2911571, 3135538, 5823142, 6271076, 11646284, 20380997, 40761994, 81523988]

約数ペア:

[(1, 81523988), (2, 40761994), (4, 20380997), (7, 11646284), (13, 6271076), (14, 5823142), (26, 3135538), (28, 2911571), (29, 2811172), (52, 1567769), (58, 1405586), (91, 895868), (116, 702793), (182, 447934), (203, 401596), (364, 223967), (377, 216244), (406, 200798), (754, 108122), (812, 100399), (1508, 54061), (2639, 30892), (5278, 15446), (7723, 10556)]