254065273

素因数分解:

$7^1\times {\mathrm{11}}^4\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 40

約数和(自身を含む): 332922560

約数和(自身を除く): 78857287

約数列:

[1, 7, 11, 37, 67, 77, 121, 259, 407, 469, 737, 847, 1331, 2479, 2849, 4477, 5159, 8107, 9317, 14641, 17353, 27269, 31339, 49247, 56749, 89177, 102487, 190883, 299959, 344729, 541717, 624239, 980947, 2099713, 3299549, 3792019, 6866629, 23096843, 36295039, 254065273]

約数ペア:

[(1, 254065273), (7, 36295039), (11, 23096843), (37, 6866629), (67, 3792019), (77, 3299549), (121, 2099713), (259, 980947), (407, 624239), (469, 541717), (737, 344729), (847, 299959), (1331, 190883), (2479, 102487), (2849, 89177), (4477, 56749), (5159, 49247), (8107, 31339), (9317, 27269), (14641, 17353)]