40042106

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{73}}^2$

素因数の和:195

約数の個数: 36

約数和(自身を含む): 69666282

約数和(自身を除く): 29624176

約数列:

[1, 2, 13, 17, 26, 34, 73, 146, 221, 289, 442, 578, 949, 1241, 1898, 2482, 3757, 5329, 7514, 10658, 16133, 21097, 32266, 42194, 69277, 90593, 138554, 181186, 274261, 548522, 1177709, 1540081, 2355418, 3080162, 20021053, 40042106]

約数ペア:

[(1, 40042106), (2, 20021053), (13, 3080162), (17, 2355418), (26, 1540081), (34, 1177709), (73, 548522), (146, 274261), (221, 181186), (289, 138554), (442, 90593), (578, 69277), (949, 42194), (1241, 32266), (1898, 21097), (2482, 16133), (3757, 10658), (5329, 7514)]