27901818

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{967}}^1$

素因数の和:1211

約数の個数: 48

約数和(自身を含む): 69463680

約数和(自身を除く): 41561862

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 229, 458, 687, 967, 1374, 1603, 1934, 2061, 2901, 3206, 4122, 4809, 5802, 6769, 8703, 9618, 13538, 14427, 17406, 20307, 28854, 40614, 60921, 121842, 221443, 442886, 664329, 1328658, 1550101, 1992987, 3100202, 3985974, 4650303, 9300606, 13950909, 27901818]

約数ペア:

[(1, 27901818), (2, 13950909), (3, 9300606), (6, 4650303), (7, 3985974), (9, 3100202), (14, 1992987), (18, 1550101), (21, 1328658), (42, 664329), (63, 442886), (126, 221443), (229, 121842), (458, 60921), (687, 40614), (967, 28854), (1374, 20307), (1603, 17406), (1934, 14427), (2061, 13538), (2901, 9618), (3206, 8703), (4122, 6769), (4809, 5802)]