12798765

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{991}}^1$

素因数の和:1050

約数の個数: 48

約数和(自身を含む): 25998336

約数和(自身を除く): 13199571

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 991, 1435, 1845, 2583, 2973, 4305, 4955, 6937, 8919, 12915, 14865, 20811, 34685, 40631, 44595, 62433, 104055, 121893, 203155, 284417, 312165, 365679, 609465, 853251, 1422085, 1828395, 2559753, 4266255, 12798765]

約数ペア:

[(1, 12798765), (3, 4266255), (5, 2559753), (7, 1828395), (9, 1422085), (15, 853251), (21, 609465), (35, 365679), (41, 312165), (45, 284417), (63, 203155), (105, 121893), (123, 104055), (205, 62433), (287, 44595), (315, 40631), (369, 34685), (615, 20811), (861, 14865), (991, 12915), (1435, 8919), (1845, 6937), (2583, 4955), (2973, 4305)]