78832791

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 51804009

約数列:

[1, 3, 9, 17, 27, 41, 51, 59, 71, 123, 153, 177, 213, 369, 459, 531, 639, 697, 1003, 1107, 1207, 1593, 1917, 2091, 2419, 2911, 3009, 3621, 4189, 6273, 7257, 8733, 9027, 10863, 12567, 18819, 21771, 26199, 27081, 32589, 37701, 41123, 49487, 65313, 71213, 78597, 113103, 123369, 148461, 171749, 213639, 370107, 445383, 515247, 640917, 1110321, 1336149, 1545741, 1922751, 2919733, 4637223, 8759199, 26277597, 78832791]

約数ペア:

[(1, 78832791), (3, 26277597), (9, 8759199), (17, 4637223), (27, 2919733), (41, 1922751), (51, 1545741), (59, 1336149), (71, 1110321), (123, 640917), (153, 515247), (177, 445383), (213, 370107), (369, 213639), (459, 171749), (531, 148461), (639, 123369), (697, 113103), (1003, 78597), (1107, 71213), (1207, 65313), (1593, 49487), (1917, 41123), (2091, 37701), (2419, 32589), (2911, 27081), (3009, 26199), (3621, 21771), (4189, 18819), (6273, 12567), (7257, 10863), (8733, 9027)]