30143253

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2437}}^1$

素因数の和:2497

約数の個数: 32

約数和(自身を含む): 49930240

約数和(自身を除く): 19786987

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1767, 2437, 4123, 7311, 12369, 17059, 46303, 51177, 75547, 138909, 226641, 324121, 528829, 972363, 1435393, 1586487, 4306179, 10047751, 30143253]

約数ペア:

[(1, 30143253), (3, 10047751), (7, 4306179), (19, 1586487), (21, 1435393), (31, 972363), (57, 528829), (93, 324121), (133, 226641), (217, 138909), (399, 75547), (589, 51177), (651, 46303), (1767, 17059), (2437, 12369), (4123, 7311)]