66405609

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{269}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 101606400

約数和(自身を除く): 35200791

約数列:

[1, 3, 9, 27, 41, 123, 223, 269, 369, 669, 807, 1107, 2007, 2421, 6021, 7263, 9143, 11029, 27429, 33087, 59987, 82287, 99261, 179961, 246861, 297783, 539883, 1619649, 2459467, 7378401, 22135203, 66405609]

約数ペア:

[(1, 66405609), (3, 22135203), (9, 7378401), (27, 2459467), (41, 1619649), (123, 539883), (223, 297783), (269, 246861), (369, 179961), (669, 99261), (807, 82287), (1107, 59987), (2007, 33087), (2421, 27429), (6021, 11029), (7263, 9143)]