47471481

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:167

約数の個数: 64

約数和(自身を含む): 79161600

約数和(自身を除く): 31690119

約数列:

[1, 3, 9, 19, 27, 37, 41, 57, 61, 111, 123, 171, 183, 333, 369, 513, 549, 703, 779, 999, 1107, 1159, 1517, 1647, 2109, 2257, 2337, 2501, 3477, 4551, 6327, 6771, 7011, 7503, 10431, 13653, 18981, 20313, 21033, 22509, 28823, 31293, 40959, 42883, 47519, 60939, 67527, 86469, 92537, 128649, 142557, 259407, 277611, 385947, 427671, 778221, 832833, 1157841, 1283013, 1758203, 2498499, 5274609, 15823827, 47471481]

約数ペア:

[(1, 47471481), (3, 15823827), (9, 5274609), (19, 2498499), (27, 1758203), (37, 1283013), (41, 1157841), (57, 832833), (61, 778221), (111, 427671), (123, 385947), (171, 277611), (183, 259407), (333, 142557), (369, 128649), (513, 92537), (549, 86469), (703, 67527), (779, 60939), (999, 47519), (1107, 42883), (1159, 40959), (1517, 31293), (1647, 28823), (2109, 22509), (2257, 21033), (2337, 20313), (2501, 18981), (3477, 13653), (4551, 10431), (6327, 7503), (6771, 7011)]