389435144

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 890841600

約数和(自身を除く): 501406456

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 73, 98, 124, 146, 196, 217, 248, 292, 392, 434, 439, 511, 584, 868, 878, 1022, 1519, 1736, 1756, 2044, 2263, 3038, 3073, 3512, 3577, 4088, 4526, 6076, 6146, 7154, 9052, 12152, 12292, 13609, 14308, 15841, 18104, 21511, 24584, 27218, 28616, 31682, 32047, 43022, 54436, 63364, 64094, 86044, 95263, 108872, 110887, 126728, 128188, 172088, 190526, 221774, 224329, 256376, 381052, 443548, 448658, 666841, 762104, 887096, 897316, 993457, 1333682, 1570303, 1794632, 1986914, 2667364, 3140606, 3973828, 5334728, 6281212, 6954199, 7947656, 12562424, 13908398, 27816796, 48679393, 55633592, 97358786, 194717572, 389435144]

約数ペア:

[(1, 389435144), (2, 194717572), (4, 97358786), (7, 55633592), (8, 48679393), (14, 27816796), (28, 13908398), (31, 12562424), (49, 7947656), (56, 6954199), (62, 6281212), (73, 5334728), (98, 3973828), (124, 3140606), (146, 2667364), (196, 1986914), (217, 1794632), (248, 1570303), (292, 1333682), (392, 993457), (434, 897316), (439, 887096), (511, 762104), (584, 666841), (868, 448658), (878, 443548), (1022, 381052), (1519, 256376), (1736, 224329), (1756, 221774), (2044, 190526), (2263, 172088), (3038, 128188), (3073, 126728), (3512, 110887), (3577, 108872), (4088, 95263), (4526, 86044), (6076, 64094), (6146, 63364), (7154, 54436), (9052, 43022), (12152, 32047), (12292, 31682), (13609, 28616), (14308, 27218), (15841, 24584), (18104, 21511)]