397189376

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2207}}^1$

素因数の和:2279

約数の個数: 72

約数和(自身を含む): 857498880

約数和(自身を除く): 460309504

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 64, 74, 76, 128, 148, 152, 256, 296, 304, 592, 608, 703, 1184, 1216, 1406, 2207, 2368, 2432, 2812, 4414, 4736, 4864, 5624, 8828, 9472, 11248, 17656, 22496, 35312, 41933, 44992, 70624, 81659, 83866, 89984, 141248, 163318, 167732, 179968, 282496, 326636, 335464, 564992, 653272, 670928, 1306544, 1341856, 1551521, 2613088, 2683712, 3103042, 5226176, 5367424, 6206084, 10452352, 10734848, 12412168, 20904704, 24824336, 49648672, 99297344, 198594688, 397189376]

約数ペア:

[(1, 397189376), (2, 198594688), (4, 99297344), (8, 49648672), (16, 24824336), (19, 20904704), (32, 12412168), (37, 10734848), (38, 10452352), (64, 6206084), (74, 5367424), (76, 5226176), (128, 3103042), (148, 2683712), (152, 2613088), (256, 1551521), (296, 1341856), (304, 1306544), (592, 670928), (608, 653272), (703, 564992), (1184, 335464), (1216, 326636), (1406, 282496), (2207, 179968), (2368, 167732), (2432, 163318), (2812, 141248), (4414, 89984), (4736, 83866), (4864, 81659), (5624, 70624), (8828, 44992), (9472, 41933), (11248, 35312), (17656, 22496)]