258890904

素因数分解:

$2^3\times 3^4\times {\mathrm{399523}}^1$

素因数の和:399541

約数の個数: 40

約数和(自身を含む): 725136060

約数和(自身を除く): 466245156

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 399523, 799046, 1198569, 1598092, 2397138, 3196184, 3595707, 4794276, 7191414, 9588552, 10787121, 14382828, 21574242, 28765656, 32361363, 43148484, 64722726, 86296968, 129445452, 258890904]

約数ペア:

[(1, 258890904), (2, 129445452), (3, 86296968), (4, 64722726), (6, 43148484), (8, 32361363), (9, 28765656), (12, 21574242), (18, 14382828), (24, 10787121), (27, 9588552), (36, 7191414), (54, 4794276), (72, 3595707), (81, 3196184), (108, 2397138), (162, 1598092), (216, 1198569), (324, 799046), (648, 399523)]