420778854

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{919}}^1$

素因数の和:1130

約数の個数: 64

約数和(自身を含む): 958272000

約数和(自身を除く): 537493146

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 122, 139, 183, 278, 366, 417, 549, 834, 919, 1098, 1251, 1647, 1838, 2502, 2757, 3294, 3753, 5514, 7506, 8271, 8479, 16542, 16958, 24813, 25437, 49626, 50874, 56059, 76311, 112118, 127741, 152622, 168177, 228933, 255482, 336354, 383223, 457866, 504531, 766446, 1009062, 1149669, 1513593, 2299338, 3027186, 3449007, 6898014, 7792201, 15584402, 23376603, 46753206, 70129809, 140259618, 210389427, 420778854]

約数ペア:

[(1, 420778854), (2, 210389427), (3, 140259618), (6, 70129809), (9, 46753206), (18, 23376603), (27, 15584402), (54, 7792201), (61, 6898014), (122, 3449007), (139, 3027186), (183, 2299338), (278, 1513593), (366, 1149669), (417, 1009062), (549, 766446), (834, 504531), (919, 457866), (1098, 383223), (1251, 336354), (1647, 255482), (1838, 228933), (2502, 168177), (2757, 152622), (3294, 127741), (3753, 112118), (5514, 76311), (7506, 56059), (8271, 50874), (8479, 49626), (16542, 25437), (16958, 24813)]