31504383

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:333

約数の個数: 40

約数和(自身を含む): 50494752

約数和(自身を除く): 18990369

約数列:

[1, 3, 9, 17, 27, 51, 81, 137, 153, 167, 411, 459, 501, 1233, 1377, 1503, 2329, 2839, 3699, 4509, 6987, 8517, 11097, 13527, 20961, 22879, 25551, 62883, 68637, 76653, 188649, 205911, 229959, 388943, 617733, 1166829, 1853199, 3500487, 10501461, 31504383]

約数ペア:

[(1, 31504383), (3, 10501461), (9, 3500487), (17, 1853199), (27, 1166829), (51, 617733), (81, 388943), (137, 229959), (153, 205911), (167, 188649), (411, 76653), (459, 68637), (501, 62883), (1233, 25551), (1377, 22879), (1503, 20961), (2329, 13527), (2839, 11097), (3699, 8517), (4509, 6987)]