15690213

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7547}}^1$

素因数の和:7574

約数の個数: 32

約数和(自身を含む): 28984320

約数和(自身を除く): 13294107

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 7547, 22641, 52829, 67923, 83017, 158487, 203769, 249051, 475461, 581119, 747153, 1426383, 1743357, 2241459, 5230071, 15690213]

約数ペア:

[(1, 15690213), (3, 5230071), (7, 2241459), (9, 1743357), (11, 1426383), (21, 747153), (27, 581119), (33, 475461), (63, 249051), (77, 203769), (99, 158487), (189, 83017), (231, 67923), (297, 52829), (693, 22641), (2079, 7547)]