26971945

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 46158336

約数和(自身を除く): 19186391

約数列:

[1, 5, 7, 11, 13, 17, 35, 55, 65, 77, 85, 91, 119, 143, 187, 221, 317, 385, 455, 595, 715, 935, 1001, 1105, 1309, 1547, 1585, 2219, 2431, 3487, 4121, 5005, 5389, 6545, 7735, 11095, 12155, 17017, 17435, 20605, 24409, 26945, 28847, 37723, 45331, 59279, 70057, 85085, 122045, 144235, 188615, 226655, 296395, 317317, 350285, 414953, 490399, 770627, 1586585, 2074765, 2451995, 3853135, 5394389, 26971945]

約数ペア:

[(1, 26971945), (5, 5394389), (7, 3853135), (11, 2451995), (13, 2074765), (17, 1586585), (35, 770627), (55, 490399), (65, 414953), (77, 350285), (85, 317317), (91, 296395), (119, 226655), (143, 188615), (187, 144235), (221, 122045), (317, 85085), (385, 70057), (455, 59279), (595, 45331), (715, 37723), (935, 28847), (1001, 26945), (1105, 24409), (1309, 20605), (1547, 17435), (1585, 17017), (2219, 12155), (2431, 11095), (3487, 7735), (4121, 6545), (5005, 5389)]