18282825

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 36560160

約数和(自身を除く): 18277335

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 83, 89, 99, 165, 225, 249, 267, 275, 415, 445, 495, 747, 801, 825, 913, 979, 1245, 1335, 2075, 2225, 2475, 2739, 2937, 3735, 4005, 4565, 4895, 6225, 6675, 7387, 8217, 8811, 13695, 14685, 18675, 20025, 22161, 22825, 24475, 36935, 41085, 44055, 66483, 68475, 73425, 81257, 110805, 184675, 205425, 220275, 243771, 332415, 406285, 554025, 731313, 1218855, 1662075, 2031425, 3656565, 6094275, 18282825]

約数ペア:

[(1, 18282825), (3, 6094275), (5, 3656565), (9, 2031425), (11, 1662075), (15, 1218855), (25, 731313), (33, 554025), (45, 406285), (55, 332415), (75, 243771), (83, 220275), (89, 205425), (99, 184675), (165, 110805), (225, 81257), (249, 73425), (267, 68475), (275, 66483), (415, 44055), (445, 41085), (495, 36935), (747, 24475), (801, 22825), (825, 22161), (913, 20025), (979, 18675), (1245, 14685), (1335, 13695), (2075, 8811), (2225, 8217), (2475, 7387), (2739, 6675), (2937, 6225), (3735, 4895), (4005, 4565)]