212996907

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{307}}^1\times {\mathrm{607}}^1$

素因数の和:1047

約数の個数: 24

約数和(自身を含む): 311607296

約数和(自身を除く): 98610389

約数列:

[1, 3, 9, 127, 307, 381, 607, 921, 1143, 1821, 2763, 5463, 38989, 77089, 116967, 186349, 231267, 350901, 559047, 693801, 1677141, 23666323, 70998969, 212996907]

約数ペア:

[(1, 212996907), (3, 70998969), (9, 23666323), (127, 1677141), (307, 693801), (381, 559047), (607, 350901), (921, 231267), (1143, 186349), (1821, 116967), (2763, 77089), (5463, 38989)]