209928992

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{72091}}^1$

素因数の和:72121

約数の個数: 48

約数和(自身を含む): 508681152

約数和(自身を除く): 298752160

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, 72091, 144182, 288364, 504637, 576728, 937183, 1009274, 1153456, 1874366, 2018548, 2306912, 3748732, 4037096, 6560281, 7497464, 8074192, 13120562, 14994928, 16148384, 26241124, 29989856, 52482248, 104964496, 209928992]

約数ペア:

[(1, 209928992), (2, 104964496), (4, 52482248), (7, 29989856), (8, 26241124), (13, 16148384), (14, 14994928), (16, 13120562), (26, 8074192), (28, 7497464), (32, 6560281), (52, 4037096), (56, 3748732), (91, 2306912), (104, 2018548), (112, 1874366), (182, 1153456), (208, 1009274), (224, 937183), (364, 576728), (416, 504637), (728, 288364), (1456, 144182), (2912, 72091)]