1215392451

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{17737}}^1$

素因数の和:18011

約数の個数: 32

約数和(自身を含む): 2002549248

約数和(自身を除く): 787156797

約数列:

[1, 3, 7, 13, 21, 39, 91, 251, 273, 753, 1757, 3263, 5271, 9789, 17737, 22841, 53211, 68523, 124159, 230581, 372477, 691743, 1614067, 4451987, 4842201, 13355961, 31163909, 57875831, 93491727, 173627493, 405130817, 1215392451]

約数ペア:

[(1, 1215392451), (3, 405130817), (7, 173627493), (13, 93491727), (21, 57875831), (39, 31163909), (91, 13355961), (251, 4842201), (273, 4451987), (753, 1614067), (1757, 691743), (3263, 372477), (5271, 230581), (9789, 124159), (17737, 68523), (22841, 53211)]