291211138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1\times {\mathrm{673}}^1$

素因数の和:946

約数の個数: 32

約数和(自身を含む): 470721600

約数和(自身を除く): 179510462

約数列:

[1, 2, 19, 38, 59, 118, 193, 386, 673, 1121, 1346, 2242, 3667, 7334, 11387, 12787, 22774, 25574, 39707, 79414, 129889, 216353, 259778, 432706, 754433, 1508866, 2467891, 4935782, 7663451, 15326902, 145605569, 291211138]

約数ペア:

[(1, 291211138), (2, 145605569), (19, 15326902), (38, 7663451), (59, 4935782), (118, 2467891), (193, 1508866), (386, 754433), (673, 432706), (1121, 259778), (1346, 216353), (2242, 129889), (3667, 79414), (7334, 39707), (11387, 25574), (12787, 22774)]