1289185638

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{68581}}^1$

素因数の和:68840

約数の個数: 32

約数和(自身を含む): 2788269792

約数和(自身を除く): 1499084154

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 241, 482, 723, 1446, 3133, 6266, 9399, 18798, 68581, 137162, 205743, 411486, 891553, 1783106, 2674659, 5349318, 16528021, 33056042, 49584063, 99168126, 214864273, 429728546, 644592819, 1289185638]

約数ペア:

[(1, 1289185638), (2, 644592819), (3, 429728546), (6, 214864273), (13, 99168126), (26, 49584063), (39, 33056042), (78, 16528021), (241, 5349318), (482, 2674659), (723, 1783106), (1446, 891553), (3133, 411486), (6266, 205743), (9399, 137162), (18798, 68581)]