421456672

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{144731}}^1$

素因数の和:144761

約数の個数: 48

約数和(自身を含む): 1021228992

約数和(自身を除く): 599772320

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 144731, 289462, 578924, 1013117, 1157848, 1881503, 2026234, 2315696, 3763006, 4052468, 4631392, 7526012, 8104936, 13170521, 15052024, 16209872, 26341042, 30104048, 32419744, 52682084, 60208096, 105364168, 210728336, 421456672]

約数ペア:

[(1, 421456672), (2, 210728336), (4, 105364168), (7, 60208096), (8, 52682084), (13, 32419744), (14, 30104048), (16, 26341042), (26, 16209872), (28, 15052024), (32, 13170521), (52, 8104936), (56, 7526012), (91, 4631392), (104, 4052468), (112, 3763006), (182, 2315696), (208, 2026234), (224, 1881503), (364, 1157848), (416, 1013117), (728, 578924), (1456, 289462), (2912, 144731)]