258652016

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{121547}}^1$

素因数の和:121581

約数の個数: 40

約数和(自身を含む): 602878080

約数和(自身を除く): 344226064

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 121547, 243094, 486188, 850829, 972376, 1701658, 1944752, 2309393, 3403316, 4618786, 6806632, 9237572, 13613264, 16165751, 18475144, 32331502, 36950288, 64663004, 129326008, 258652016]

約数ペア:

[(1, 258652016), (2, 129326008), (4, 64663004), (7, 36950288), (8, 32331502), (14, 18475144), (16, 16165751), (19, 13613264), (28, 9237572), (38, 6806632), (56, 4618786), (76, 3403316), (112, 2309393), (133, 1944752), (152, 1701658), (266, 972376), (304, 850829), (532, 486188), (1064, 243094), (2128, 121547)]