28961361

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{577}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 50771520

約数和(自身を除く): 21810159

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 169, 297, 351, 429, 507, 577, 1287, 1521, 1731, 1859, 3861, 4563, 5193, 5577, 6347, 7501, 15579, 16731, 19041, 22503, 50193, 57123, 67509, 82511, 97513, 171369, 202527, 247533, 292539, 742599, 877617, 1072643, 2227797, 2632851, 3217929, 9653787, 28961361]

約数ペア:

[(1, 28961361), (3, 9653787), (9, 3217929), (11, 2632851), (13, 2227797), (27, 1072643), (33, 877617), (39, 742599), (99, 292539), (117, 247533), (143, 202527), (169, 171369), (297, 97513), (351, 82511), (429, 67509), (507, 57123), (577, 50193), (1287, 22503), (1521, 19041), (1731, 16731), (1859, 15579), (3861, 7501), (4563, 6347), (5193, 5577)]