20565558855

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{46261}}^1$

素因数の和:46401

約数の個数: 64

約数和(自身を含む): 37971849600

約数和(自身を除く): 17406290745

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 89, 111, 135, 185, 267, 333, 445, 555, 801, 999, 1335, 1665, 2403, 3293, 4005, 4995, 9879, 12015, 16465, 29637, 46261, 49395, 88911, 138783, 148185, 231305, 416349, 444555, 693915, 1249047, 1711657, 2081745, 4117229, 5134971, 6245235, 8558285, 12351687, 15404913, 20586145, 25674855, 37055061, 46214739, 61758435, 77024565, 111165183, 152337473, 185275305, 231073695, 457012419, 555825915, 761687365, 1371037257, 2285062095, 4113111771, 6855186285, 20565558855]

約数ペア:

[(1, 20565558855), (3, 6855186285), (5, 4113111771), (9, 2285062095), (15, 1371037257), (27, 761687365), (37, 555825915), (45, 457012419), (89, 231073695), (111, 185275305), (135, 152337473), (185, 111165183), (267, 77024565), (333, 61758435), (445, 46214739), (555, 37055061), (801, 25674855), (999, 20586145), (1335, 15404913), (1665, 12351687), (2403, 8558285), (3293, 6245235), (4005, 5134971), (4995, 4117229), (9879, 2081745), (12015, 1711657), (16465, 1249047), (29637, 693915), (46261, 444555), (49395, 416349), (88911, 231305), (138783, 148185)]