1388604

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 3777536

約数和(自身を除く): 2388932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 183, 244, 271, 366, 427, 542, 732, 813, 854, 1084, 1281, 1626, 1708, 1897, 2562, 3252, 3794, 5124, 5691, 7588, 11382, 16531, 22764, 33062, 49593, 66124, 99186, 115717, 198372, 231434, 347151, 462868, 694302, 1388604]

約数ペア:

[(1, 1388604), (2, 694302), (3, 462868), (4, 347151), (6, 231434), (7, 198372), (12, 115717), (14, 99186), (21, 66124), (28, 49593), (42, 33062), (61, 22764), (84, 16531), (122, 11382), (183, 7588), (244, 5691), (271, 5124), (366, 3794), (427, 3252), (542, 2562), (732, 1897), (813, 1708), (854, 1626), (1084, 1281)]