688916676

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{19207}}^1$

素因数の和:19289

約数の個数: 72

約数和(自身を含む): 1900670016

約数和(自身を除く): 1211753340

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 183, 196, 244, 294, 366, 427, 588, 732, 854, 1281, 1708, 2562, 2989, 5124, 5978, 8967, 11956, 17934, 19207, 35868, 38414, 57621, 76828, 115242, 134449, 230484, 268898, 403347, 537796, 806694, 941143, 1171627, 1613388, 1882286, 2343254, 2823429, 3514881, 3764572, 4686508, 5646858, 7029762, 8201389, 11293716, 14059524, 16402778, 24604167, 32805556, 49208334, 57409723, 98416668, 114819446, 172229169, 229638892, 344458338, 688916676]

約数ペア:

[(1, 688916676), (2, 344458338), (3, 229638892), (4, 172229169), (6, 114819446), (7, 98416668), (12, 57409723), (14, 49208334), (21, 32805556), (28, 24604167), (42, 16402778), (49, 14059524), (61, 11293716), (84, 8201389), (98, 7029762), (122, 5646858), (147, 4686508), (183, 3764572), (196, 3514881), (244, 2823429), (294, 2343254), (366, 1882286), (427, 1613388), (588, 1171627), (732, 941143), (854, 806694), (1281, 537796), (1708, 403347), (2562, 268898), (2989, 230484), (5124, 134449), (5978, 115242), (8967, 76828), (11956, 57621), (17934, 38414), (19207, 35868)]