28999377

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 49969920

約数和(自身を除く): 20970543

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 171, 209, 243, 297, 513, 571, 627, 891, 1539, 1713, 1881, 2673, 4617, 5139, 5643, 6281, 10849, 15417, 16929, 18843, 32547, 46251, 50787, 56529, 97641, 119339, 138753, 169587, 292923, 358017, 508761, 878769, 1074051, 1526283, 2636307, 3222153, 9666459, 28999377]

約数ペア:

[(1, 28999377), (3, 9666459), (9, 3222153), (11, 2636307), (19, 1526283), (27, 1074051), (33, 878769), (57, 508761), (81, 358017), (99, 292923), (171, 169587), (209, 138753), (243, 119339), (297, 97641), (513, 56529), (571, 50787), (627, 46251), (891, 32547), (1539, 18843), (1713, 16929), (1881, 15417), (2673, 10849), (4617, 6281), (5139, 5643)]