2578667518

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1237}}^1\times {\mathrm{2441}}^1$

素因数の和:3748

約数の個数: 32

約数和(自身を含む): 4498515648

約数和(自身を除く): 1919848130

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 1237, 2441, 2474, 4882, 8659, 17087, 17318, 34174, 75457, 148901, 150914, 297802, 528199, 1042307, 1056398, 2084614, 3019517, 6039034, 21136619, 42273238, 184190537, 368381074, 1289333759, 2578667518]

約数ペア:

[(1, 2578667518), (2, 1289333759), (7, 368381074), (14, 184190537), (61, 42273238), (122, 21136619), (427, 6039034), (854, 3019517), (1237, 2084614), (2441, 1056398), (2474, 1042307), (4882, 528199), (8659, 297802), (17087, 150914), (17318, 148901), (34174, 75457)]