408097143

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 644652000

約数和(自身を除く): 236554857

約数列:

[1, 3, 9, 19, 27, 57, 149, 171, 281, 361, 447, 513, 843, 1083, 1341, 2529, 2831, 3249, 4023, 5339, 7587, 8493, 9747, 16017, 25479, 41869, 48051, 53789, 76437, 101441, 125607, 144153, 161367, 304323, 376821, 484101, 795511, 912969, 1130463, 1452303, 2386533, 2738907, 7159599, 15114709, 21478797, 45344127, 136032381, 408097143]

約数ペア:

[(1, 408097143), (3, 136032381), (9, 45344127), (19, 21478797), (27, 15114709), (57, 7159599), (149, 2738907), (171, 2386533), (281, 1452303), (361, 1130463), (447, 912969), (513, 795511), (843, 484101), (1083, 376821), (1341, 304323), (2529, 161367), (2831, 144153), (3249, 125607), (4023, 101441), (5339, 76437), (7587, 53789), (8493, 48051), (9747, 41869), (16017, 25479)]