18082575

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 96

約数和(自身を含む): 39283200

約数和(自身を除く): 21200625

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 43, 45, 63, 75, 89, 105, 129, 135, 175, 189, 215, 225, 267, 301, 315, 387, 445, 525, 623, 645, 675, 801, 903, 945, 1075, 1161, 1335, 1505, 1575, 1869, 1935, 2225, 2403, 2709, 3115, 3225, 3827, 4005, 4515, 4725, 5607, 5805, 6675, 7525, 8127, 9345, 9675, 11481, 12015, 13545, 15575, 16821, 19135, 20025, 22575, 26789, 28035, 29025, 34443, 40635, 46725, 57405, 60075, 67725, 80367, 84105, 95675, 103329, 133945, 140175, 172215, 203175, 241101, 287025, 401835, 420525, 516645, 669725, 723303, 861075, 1205505, 2009175, 2583225, 3616515, 6027525, 18082575]

約数ペア:

[(1, 18082575), (3, 6027525), (5, 3616515), (7, 2583225), (9, 2009175), (15, 1205505), (21, 861075), (25, 723303), (27, 669725), (35, 516645), (43, 420525), (45, 401835), (63, 287025), (75, 241101), (89, 203175), (105, 172215), (129, 140175), (135, 133945), (175, 103329), (189, 95675), (215, 84105), (225, 80367), (267, 67725), (301, 60075), (315, 57405), (387, 46725), (445, 40635), (525, 34443), (623, 29025), (645, 28035), (675, 26789), (801, 22575), (903, 20025), (945, 19135), (1075, 16821), (1161, 15575), (1335, 13545), (1505, 12015), (1575, 11481), (1869, 9675), (1935, 9345), (2225, 8127), (2403, 7525), (2709, 6675), (3115, 5805), (3225, 5607), (3827, 4725), (4005, 4515)]