1249205762

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:695

約数の個数: 64

約数和(自身を含む): 2299207680

約数和(自身を除く): 1050001918

約数列:

[1, 2, 7, 14, 23, 46, 47, 94, 161, 197, 322, 329, 394, 419, 658, 838, 1081, 1379, 2162, 2758, 2933, 4531, 5866, 7567, 9062, 9259, 9637, 15134, 18518, 19274, 19693, 31717, 39386, 63434, 64813, 67459, 82543, 129626, 134918, 137851, 165086, 212957, 275702, 425914, 452939, 577801, 905878, 1155602, 1490699, 1898489, 2981398, 3170573, 3796978, 3879521, 6341146, 7759042, 13289423, 26578846, 27156647, 54313294, 89228983, 178457966, 624602881, 1249205762]

約数ペア:

[(1, 1249205762), (2, 624602881), (7, 178457966), (14, 89228983), (23, 54313294), (46, 27156647), (47, 26578846), (94, 13289423), (161, 7759042), (197, 6341146), (322, 3879521), (329, 3796978), (394, 3170573), (419, 2981398), (658, 1898489), (838, 1490699), (1081, 1155602), (1379, 905878), (2162, 577801), (2758, 452939), (2933, 425914), (4531, 275702), (5866, 212957), (7567, 165086), (9062, 137851), (9259, 134918), (9637, 129626), (15134, 82543), (18518, 67459), (19274, 64813), (19693, 63434), (31717, 39386)]