55578348

素因数分解:

$2^2\times 3^2\times 7^4\times {\mathrm{643}}^1$

素因数の和:681

約数の個数: 90

約数和(自身を含む): 164149804

約数和(自身を除く): 108571456

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 643, 686, 882, 1029, 1286, 1372, 1764, 1929, 2058, 2401, 2572, 3087, 3858, 4116, 4501, 4802, 5787, 6174, 7203, 7716, 9002, 9604, 11574, 12348, 13503, 14406, 18004, 21609, 23148, 27006, 28812, 31507, 40509, 43218, 54012, 63014, 81018, 86436, 94521, 126028, 162036, 189042, 220549, 283563, 378084, 441098, 567126, 661647, 882196, 1134252, 1323294, 1543843, 1984941, 2646588, 3087686, 3969882, 4631529, 6175372, 7939764, 9263058, 13894587, 18526116, 27789174, 55578348]

約数ペア:

[(1, 55578348), (2, 27789174), (3, 18526116), (4, 13894587), (6, 9263058), (7, 7939764), (9, 6175372), (12, 4631529), (14, 3969882), (18, 3087686), (21, 2646588), (28, 1984941), (36, 1543843), (42, 1323294), (49, 1134252), (63, 882196), (84, 661647), (98, 567126), (126, 441098), (147, 378084), (196, 283563), (252, 220549), (294, 189042), (343, 162036), (441, 126028), (588, 94521), (643, 86436), (686, 81018), (882, 63014), (1029, 54012), (1286, 43218), (1372, 40509), (1764, 31507), (1929, 28812), (2058, 27006), (2401, 23148), (2572, 21609), (3087, 18004), (3858, 14406), (4116, 13503), (4501, 12348), (4802, 11574), (5787, 9604), (6174, 9002), (7203, 7716)]