7420545

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 15206400

約数和(自身を除く): 7785855

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 95, 99, 135, 165, 171, 209, 263, 285, 297, 495, 513, 627, 789, 855, 1045, 1315, 1485, 1881, 2367, 2565, 2893, 3135, 3945, 4997, 5643, 7101, 8679, 9405, 11835, 14465, 14991, 24985, 26037, 28215, 35505, 43395, 44973, 54967, 74955, 78111, 130185, 134919, 164901, 224865, 274835, 390555, 494703, 674595, 824505, 1484109, 2473515, 7420545]

約数ペア:

[(1, 7420545), (3, 2473515), (5, 1484109), (9, 824505), (11, 674595), (15, 494703), (19, 390555), (27, 274835), (33, 224865), (45, 164901), (55, 134919), (57, 130185), (95, 78111), (99, 74955), (135, 54967), (165, 44973), (171, 43395), (209, 35505), (263, 28215), (285, 26037), (297, 24985), (495, 14991), (513, 14465), (627, 11835), (789, 9405), (855, 8679), (1045, 7101), (1315, 5643), (1485, 4997), (1881, 3945), (2367, 3135), (2565, 2893)]