259640415

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{5147}}^1$

素因数の和:5236

約数の個数: 48

約数和(自身を含む): 481852800

約数和(自身を除く): 222212385

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 59, 95, 171, 177, 285, 295, 531, 855, 885, 1121, 2655, 3363, 5147, 5605, 10089, 15441, 16815, 25735, 46323, 50445, 77205, 97793, 231615, 293379, 303673, 488965, 880137, 911019, 1466895, 1518365, 2733057, 4400685, 4555095, 5769787, 13665285, 17309361, 28848935, 51928083, 86546805, 259640415]

約数ペア:

[(1, 259640415), (3, 86546805), (5, 51928083), (9, 28848935), (15, 17309361), (19, 13665285), (45, 5769787), (57, 4555095), (59, 4400685), (95, 2733057), (171, 1518365), (177, 1466895), (285, 911019), (295, 880137), (531, 488965), (855, 303673), (885, 293379), (1121, 231615), (2655, 97793), (3363, 77205), (5147, 50445), (5605, 46323), (10089, 25735), (15441, 16815)]