291193136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{82351}}^1$

素因数の和:82389

約数の個数: 40

約数和(自身を含む): 643333824

約数和(自身を除く): 352140688

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 82351, 164702, 329404, 658808, 1070563, 1317616, 1399967, 2141126, 2799934, 4282252, 5599868, 8564504, 11199736, 17129008, 18199571, 22399472, 36399142, 72798284, 145596568, 291193136]

約数ペア:

[(1, 291193136), (2, 145596568), (4, 72798284), (8, 36399142), (13, 22399472), (16, 18199571), (17, 17129008), (26, 11199736), (34, 8564504), (52, 5599868), (68, 4282252), (104, 2799934), (136, 2141126), (208, 1399967), (221, 1317616), (272, 1070563), (442, 658808), (884, 329404), (1768, 164702), (3536, 82351)]