217739144

素因数分解:

$2^3\times 7^3\times {\mathrm{73}}^1\times {\mathrm{1087}}^1$

素因数の和:1187

約数の個数: 64

約数和(自身を含む): 483072000

約数和(自身を除く): 265332856

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 73, 98, 146, 196, 292, 343, 392, 511, 584, 686, 1022, 1087, 1372, 2044, 2174, 2744, 3577, 4088, 4348, 7154, 7609, 8696, 14308, 15218, 25039, 28616, 30436, 50078, 53263, 60872, 79351, 100156, 106526, 158702, 200312, 213052, 317404, 372841, 426104, 555457, 634808, 745682, 1110914, 1491364, 2221828, 2982728, 3888199, 4443656, 7776398, 15552796, 27217393, 31105592, 54434786, 108869572, 217739144]

約数ペア:

[(1, 217739144), (2, 108869572), (4, 54434786), (7, 31105592), (8, 27217393), (14, 15552796), (28, 7776398), (49, 4443656), (56, 3888199), (73, 2982728), (98, 2221828), (146, 1491364), (196, 1110914), (292, 745682), (343, 634808), (392, 555457), (511, 426104), (584, 372841), (686, 317404), (1022, 213052), (1087, 200312), (1372, 158702), (2044, 106526), (2174, 100156), (2744, 79351), (3577, 60872), (4088, 53263), (4348, 50078), (7154, 30436), (7609, 28616), (8696, 25039), (14308, 15218)]