78830514

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{643}}^1$

素因数の和:804

約数の個数: 72

約数和(自身を含む): 200425680

約数和(自身を除く): 121595166

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 139, 147, 278, 294, 417, 441, 643, 834, 882, 973, 1251, 1286, 1929, 1946, 2502, 2919, 3858, 4501, 5787, 5838, 6811, 8757, 9002, 11574, 13503, 13622, 17514, 20433, 27006, 31507, 40509, 40866, 61299, 63014, 81018, 89377, 94521, 122598, 178754, 189042, 268131, 283563, 536262, 567126, 625639, 804393, 1251278, 1608786, 1876917, 3753834, 4379473, 5630751, 8758946, 11261502, 13138419, 26276838, 39415257, 78830514]

約数ペア:

[(1, 78830514), (2, 39415257), (3, 26276838), (6, 13138419), (7, 11261502), (9, 8758946), (14, 5630751), (18, 4379473), (21, 3753834), (42, 1876917), (49, 1608786), (63, 1251278), (98, 804393), (126, 625639), (139, 567126), (147, 536262), (278, 283563), (294, 268131), (417, 189042), (441, 178754), (643, 122598), (834, 94521), (882, 89377), (973, 81018), (1251, 63014), (1286, 61299), (1929, 40866), (1946, 40509), (2502, 31507), (2919, 27006), (3858, 20433), (4501, 17514), (5787, 13622), (5838, 13503), (6811, 11574), (8757, 9002)]