398201748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{36187}}^1$

素因数の和:36332

約数の個数: 48

約数和(自身を含む): 1070006784

約数和(自身を除く): 671805036

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 131, 262, 393, 524, 786, 917, 1572, 1834, 2751, 3668, 5502, 11004, 36187, 72374, 108561, 144748, 217122, 253309, 434244, 506618, 759927, 1013236, 1519854, 3039708, 4740497, 9480994, 14221491, 18961988, 28442982, 33183479, 56885964, 66366958, 99550437, 132733916, 199100874, 398201748]

約数ペア:

[(1, 398201748), (2, 199100874), (3, 132733916), (4, 99550437), (6, 66366958), (7, 56885964), (12, 33183479), (14, 28442982), (21, 18961988), (28, 14221491), (42, 9480994), (84, 4740497), (131, 3039708), (262, 1519854), (393, 1013236), (524, 759927), (786, 506618), (917, 434244), (1572, 253309), (1834, 217122), (2751, 144748), (3668, 108561), (5502, 72374), (11004, 36187)]