915930909

素因数分解:

$3^7\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 1454745600

約数和(自身を除く): 538814691

約数列:

[1, 3, 9, 23, 27, 69, 81, 131, 139, 207, 243, 393, 417, 621, 729, 1179, 1251, 1863, 2187, 3013, 3197, 3537, 3753, 5589, 9039, 9591, 10611, 11259, 16767, 18209, 27117, 28773, 31833, 33777, 50301, 54627, 81351, 86319, 95499, 101331, 163881, 244053, 258957, 286497, 303993, 418807, 491643, 732159, 776871, 1256421, 1474929, 2196477, 2330613, 3769263, 4424787, 6589431, 6991839, 11307789, 13274361, 33923367, 39823083, 101770101, 305310303, 915930909]

約数ペア:

[(1, 915930909), (3, 305310303), (9, 101770101), (23, 39823083), (27, 33923367), (69, 13274361), (81, 11307789), (131, 6991839), (139, 6589431), (207, 4424787), (243, 3769263), (393, 2330613), (417, 2196477), (621, 1474929), (729, 1256421), (1179, 776871), (1251, 732159), (1863, 491643), (2187, 418807), (3013, 303993), (3197, 286497), (3537, 258957), (3753, 244053), (5589, 163881), (9039, 101331), (9591, 95499), (10611, 86319), (11259, 81351), (16767, 54627), (18209, 50301), (27117, 33777), (28773, 31833)]