213039280185

素因数分解:

$3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1\times {\mathrm{301843}}^1$

素因数の和:302285

約数の個数: 32

約数和(自身を含む): 344015228928

約数和(自身を除く): 130975948743

約数列:

[1, 3, 5, 15, 211, 223, 633, 669, 1055, 1115, 3165, 3345, 47053, 141159, 235265, 301843, 705795, 905529, 1509215, 4527645, 63688873, 67310989, 191066619, 201932967, 318444365, 336554945, 955333095, 1009664835, 14202618679, 42607856037, 71013093395, 213039280185]

約数ペア:

[(1, 213039280185), (3, 71013093395), (5, 42607856037), (15, 14202618679), (211, 1009664835), (223, 955333095), (633, 336554945), (669, 318444365), (1055, 201932967), (1115, 191066619), (3165, 67310989), (3345, 63688873), (47053, 4527645), (141159, 1509215), (235265, 905529), (301843, 705795)]