724778865

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1\times {\mathrm{571}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 1280300736

約数和(自身を除く): 555521871

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 335, 421, 571, 603, 1005, 1263, 1713, 2105, 2855, 3015, 3789, 5139, 6315, 8565, 18945, 25695, 28207, 38257, 84621, 114771, 141035, 191285, 240391, 253863, 344313, 423105, 573855, 721173, 1201955, 1269315, 1721565, 2163519, 3605865, 10817595, 16106197, 48318591, 80530985, 144955773, 241592955, 724778865]

約数ペア:

[(1, 724778865), (3, 241592955), (5, 144955773), (9, 80530985), (15, 48318591), (45, 16106197), (67, 10817595), (201, 3605865), (335, 2163519), (421, 1721565), (571, 1269315), (603, 1201955), (1005, 721173), (1263, 573855), (1713, 423105), (2105, 344313), (2855, 253863), (3015, 240391), (3789, 191285), (5139, 141035), (6315, 114771), (8565, 84621), (18945, 38257), (25695, 28207)]