248609547

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{983}}^1$

素因数の和:1057

約数の個数: 64

約数和(自身を含む): 425088000

約数和(自身を除く): 176478453

約数列:

[1, 3, 9, 17, 19, 27, 29, 51, 57, 87, 153, 171, 261, 323, 459, 493, 513, 551, 783, 969, 983, 1479, 1653, 2907, 2949, 4437, 4959, 8721, 8847, 9367, 13311, 14877, 16711, 18677, 26541, 28101, 28507, 50133, 56031, 84303, 85521, 150399, 168093, 252909, 256563, 317509, 451197, 484619, 504279, 541633, 769689, 952527, 1453857, 1624899, 2857581, 4361571, 4874697, 8572743, 9207761, 13084713, 14624091, 27623283, 82869849, 248609547]

約数ペア:

[(1, 248609547), (3, 82869849), (9, 27623283), (17, 14624091), (19, 13084713), (27, 9207761), (29, 8572743), (51, 4874697), (57, 4361571), (87, 2857581), (153, 1624899), (171, 1453857), (261, 952527), (323, 769689), (459, 541633), (493, 504279), (513, 484619), (551, 451197), (783, 317509), (969, 256563), (983, 252909), (1479, 168093), (1653, 150399), (2907, 85521), (2949, 84303), (4437, 56031), (4959, 50133), (8721, 28507), (8847, 28101), (9367, 26541), (13311, 18677), (14877, 16711)]