978164992

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{28729}}^1$

素因数の和:28771

約数の個数: 72

約数和(自身を含む): 2348964800

約数和(自身を除く): 1370799808

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 896, 1064, 1216, 1792, 2128, 2432, 4256, 4864, 8512, 17024, 28729, 34048, 57458, 114916, 201103, 229832, 402206, 459664, 545851, 804412, 919328, 1091702, 1608824, 1838656, 2183404, 3217648, 3677312, 3820957, 4366808, 6435296, 7354624, 7641914, 8733616, 12870592, 15283828, 17467232, 25741184, 30567656, 34934464, 51482368, 61135312, 69868928, 122270624, 139737856, 244541248, 489082496, 978164992]

約数ペア:

[(1, 978164992), (2, 489082496), (4, 244541248), (7, 139737856), (8, 122270624), (14, 69868928), (16, 61135312), (19, 51482368), (28, 34934464), (32, 30567656), (38, 25741184), (56, 17467232), (64, 15283828), (76, 12870592), (112, 8733616), (128, 7641914), (133, 7354624), (152, 6435296), (224, 4366808), (256, 3820957), (266, 3677312), (304, 3217648), (448, 2183404), (532, 1838656), (608, 1608824), (896, 1091702), (1064, 919328), (1216, 804412), (1792, 545851), (2128, 459664), (2432, 402206), (4256, 229832), (4864, 201103), (8512, 114916), (17024, 57458), (28729, 34048)]