637765436

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{457}}^1$

素因数の和:699

約数の個数: 96

約数和(自身を含む): 1462551552

約数和(自身を除く): 824786116

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 197, 253, 308, 322, 394, 457, 506, 644, 788, 914, 1012, 1379, 1771, 1828, 2167, 2758, 3199, 3542, 4334, 4531, 5027, 5516, 6398, 7084, 8668, 9062, 10054, 10511, 12796, 15169, 18124, 20108, 21022, 30338, 31717, 35189, 42044, 49841, 60676, 63434, 70378, 73577, 90029, 99682, 115621, 126868, 140756, 147154, 180058, 199364, 231242, 294308, 348887, 360116, 462484, 630203, 697774, 809347, 990319, 1260406, 1395548, 1618694, 1980638, 2070667, 2520812, 3237388, 3961276, 4141334, 6932233, 8282668, 13864466, 14494669, 22777337, 27728932, 28989338, 45554674, 57978676, 91109348, 159441359, 318882718, 637765436]

約数ペア:

[(1, 637765436), (2, 318882718), (4, 159441359), (7, 91109348), (11, 57978676), (14, 45554674), (22, 28989338), (23, 27728932), (28, 22777337), (44, 14494669), (46, 13864466), (77, 8282668), (92, 6932233), (154, 4141334), (161, 3961276), (197, 3237388), (253, 2520812), (308, 2070667), (322, 1980638), (394, 1618694), (457, 1395548), (506, 1260406), (644, 990319), (788, 809347), (914, 697774), (1012, 630203), (1379, 462484), (1771, 360116), (1828, 348887), (2167, 294308), (2758, 231242), (3199, 199364), (3542, 180058), (4334, 147154), (4531, 140756), (5027, 126868), (5516, 115621), (6398, 99682), (7084, 90029), (8668, 73577), (9062, 70378), (10054, 63434), (10511, 60676), (12796, 49841), (15169, 42044), (18124, 35189), (20108, 31717), (21022, 30338)]