66909318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 157140480

約数和(自身を除く): 90231162

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 139, 146, 157, 219, 278, 314, 417, 438, 471, 511, 834, 942, 973, 1022, 1099, 1533, 1946, 2198, 2919, 3066, 3297, 5838, 6594, 10147, 11461, 20294, 21823, 22922, 30441, 34383, 43646, 60882, 65469, 68766, 71029, 80227, 130938, 142058, 152761, 160454, 213087, 240681, 305522, 426174, 458283, 481362, 916566, 1593079, 3186158, 4779237, 9558474, 11151553, 22303106, 33454659, 66909318]

約数ペア:

[(1, 66909318), (2, 33454659), (3, 22303106), (6, 11151553), (7, 9558474), (14, 4779237), (21, 3186158), (42, 1593079), (73, 916566), (139, 481362), (146, 458283), (157, 426174), (219, 305522), (278, 240681), (314, 213087), (417, 160454), (438, 152761), (471, 142058), (511, 130938), (834, 80227), (942, 71029), (973, 68766), (1022, 65469), (1099, 60882), (1533, 43646), (1946, 34383), (2198, 30441), (2919, 22922), (3066, 21823), (3297, 20294), (5838, 11461), (6594, 10147)]