1640789937

素因数分解:

$3^2\times {\mathrm{149}}^1\times {\mathrm{241}}^1\times {\mathrm{5077}}^1$

素因数の和:5473

約数の個数: 24

約数和(自身を含む): 2396308200

約数和(自身を除く): 755518263

約数列:

[1, 3, 9, 149, 241, 447, 723, 1341, 2169, 5077, 15231, 35909, 45693, 107727, 323181, 756473, 1223557, 2269419, 3670671, 6808257, 11012013, 182309993, 546929979, 1640789937]

約数ペア:

[(1, 1640789937), (3, 546929979), (9, 182309993), (149, 11012013), (241, 6808257), (447, 3670671), (723, 2269419), (1341, 1223557), (2169, 756473), (5077, 323181), (15231, 107727), (35909, 45693)]