215806129

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{709}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 278092800

約数和(自身を除く): 62286671

約数列:

[1, 7, 11, 59, 67, 77, 413, 469, 649, 709, 737, 3953, 4543, 4963, 5159, 7799, 27671, 41831, 43483, 47503, 54593, 292817, 304381, 332521, 460141, 522533, 2802677, 3220987, 3657731, 19618739, 30829447, 215806129]

約数ペア:

[(1, 215806129), (7, 30829447), (11, 19618739), (59, 3657731), (67, 3220987), (77, 2802677), (413, 522533), (469, 460141), (649, 332521), (709, 304381), (737, 292817), (3953, 54593), (4543, 47503), (4963, 43483), (5159, 41831), (7799, 27671)]