217895976

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{331}}^1$

素因数の和:607

約数の個数: 96

約数和(自身を含む): 609073920

約数和(自身を除く): 391177944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 223, 246, 328, 331, 369, 446, 492, 662, 669, 738, 892, 984, 993, 1324, 1338, 1476, 1784, 1986, 2007, 2648, 2676, 2952, 2979, 3972, 4014, 5352, 5958, 7944, 8028, 9143, 11916, 13571, 16056, 18286, 23832, 27142, 27429, 36572, 40713, 54284, 54858, 73144, 73813, 81426, 82287, 108568, 109716, 122139, 147626, 162852, 164574, 219432, 221439, 244278, 295252, 325704, 329148, 442878, 488556, 590504, 658296, 664317, 885756, 977112, 1328634, 1771512, 2657268, 3026333, 5314536, 6052666, 9078999, 12105332, 18157998, 24210664, 27236997, 36315996, 54473994, 72631992, 108947988, 217895976]

約数ペア:

[(1, 217895976), (2, 108947988), (3, 72631992), (4, 54473994), (6, 36315996), (8, 27236997), (9, 24210664), (12, 18157998), (18, 12105332), (24, 9078999), (36, 6052666), (41, 5314536), (72, 3026333), (82, 2657268), (123, 1771512), (164, 1328634), (223, 977112), (246, 885756), (328, 664317), (331, 658296), (369, 590504), (446, 488556), (492, 442878), (662, 329148), (669, 325704), (738, 295252), (892, 244278), (984, 221439), (993, 219432), (1324, 164574), (1338, 162852), (1476, 147626), (1784, 122139), (1986, 109716), (2007, 108568), (2648, 82287), (2676, 81426), (2952, 73813), (2979, 73144), (3972, 54858), (4014, 54284), (5352, 40713), (5958, 36572), (7944, 27429), (8028, 27142), (9143, 23832), (11916, 18286), (13571, 16056)]