71462817

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:555

約数の個数: 40

約数和(自身を含む): 112907520

約数和(自身を除く): 41444703

約数列:

[1, 3, 9, 23, 27, 69, 81, 89, 207, 267, 431, 621, 801, 1293, 1863, 2047, 2403, 3879, 6141, 7209, 9913, 11637, 18423, 29739, 34911, 38359, 55269, 89217, 115077, 165807, 267651, 345231, 802953, 882257, 1035693, 2646771, 3107079, 7940313, 23820939, 71462817]

約数ペア:

[(1, 71462817), (3, 23820939), (9, 7940313), (23, 3107079), (27, 2646771), (69, 1035693), (81, 882257), (89, 802953), (207, 345231), (267, 267651), (431, 165807), (621, 115077), (801, 89217), (1293, 55269), (1863, 38359), (2047, 34911), (2403, 29739), (3879, 18423), (6141, 11637), (7209, 9913)]