248758419

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{1039}}^1$

素因数の和:1939

約数の個数: 32

約数和(自身を含む): 409077760

約数和(自身を除く): 160319341

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 877, 1039, 2631, 3117, 6139, 7273, 11401, 13507, 18417, 21819, 34203, 40521, 79807, 94549, 239421, 283647, 911203, 2733609, 6378421, 11845639, 19135263, 35536917, 82919473, 248758419]

約数ペア:

[(1, 248758419), (3, 82919473), (7, 35536917), (13, 19135263), (21, 11845639), (39, 6378421), (91, 2733609), (273, 911203), (877, 283647), (1039, 239421), (2631, 94549), (3117, 79807), (6139, 40521), (7273, 34203), (11401, 21819), (13507, 18417)]