49578543

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 90046320

約数和(自身を除く): 40467777

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 61, 63, 97, 133, 147, 171, 183, 291, 399, 427, 441, 549, 679, 873, 931, 1159, 1197, 1281, 1843, 2037, 2793, 2989, 3477, 3843, 4753, 5529, 5917, 6111, 8113, 8379, 8967, 10431, 12901, 14259, 16587, 17751, 24339, 26901, 38703, 41419, 42777, 53253, 56791, 73017, 90307, 112423, 116109, 124257, 170373, 270921, 289933, 337269, 372771, 511119, 786961, 812763, 869799, 1011807, 2360883, 2609397, 5508727, 7082649, 16526181, 49578543]

約数ペア:

[(1, 49578543), (3, 16526181), (7, 7082649), (9, 5508727), (19, 2609397), (21, 2360883), (49, 1011807), (57, 869799), (61, 812763), (63, 786961), (97, 511119), (133, 372771), (147, 337269), (171, 289933), (183, 270921), (291, 170373), (399, 124257), (427, 116109), (441, 112423), (549, 90307), (679, 73017), (873, 56791), (931, 53253), (1159, 42777), (1197, 41419), (1281, 38703), (1843, 26901), (2037, 24339), (2793, 17751), (2989, 16587), (3477, 14259), (3843, 12901), (4753, 10431), (5529, 8967), (5917, 8379), (6111, 8113)]