188698972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8629}}^1$

素因数の和:8722

約数の個数: 48

約数和(自身を含む): 417553920

約数和(自身を除く): 228854948

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 5467, 8629, 10934, 17258, 21868, 34516, 60403, 94919, 120806, 189838, 241612, 379676, 612659, 664433, 1225318, 1328866, 2450636, 2657732, 4288613, 6739249, 8577226, 13478498, 17154452, 26956996, 47174743, 94349486, 188698972]

約数ペア:

[(1, 188698972), (2, 94349486), (4, 47174743), (7, 26956996), (11, 17154452), (14, 13478498), (22, 8577226), (28, 6739249), (44, 4288613), (71, 2657732), (77, 2450636), (142, 1328866), (154, 1225318), (284, 664433), (308, 612659), (497, 379676), (781, 241612), (994, 189838), (1562, 120806), (1988, 94919), (3124, 60403), (5467, 34516), (8629, 21868), (10934, 17258)]