890394948

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:702

約数の個数: 108

約数和(自身を含む): 2398123728

約数和(自身を除く): 1507728780

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 131, 171, 228, 262, 342, 361, 393, 523, 524, 684, 722, 786, 1046, 1083, 1179, 1444, 1569, 1572, 2092, 2166, 2358, 2489, 3138, 3249, 4332, 4707, 4716, 4978, 6276, 6498, 7467, 9414, 9937, 9956, 12996, 14934, 18828, 19874, 22401, 29811, 29868, 39748, 44802, 47291, 59622, 68513, 89433, 89604, 94582, 119244, 137026, 141873, 178866, 188803, 189164, 205539, 274052, 283746, 357732, 377606, 411078, 425619, 566409, 567492, 616617, 755212, 822156, 851238, 1132818, 1233234, 1301747, 1699227, 1702476, 2265636, 2466468, 2603494, 3398454, 3905241, 5206988, 6796908, 7810482, 11715723, 15620964, 23431446, 24733193, 46862892, 49466386, 74199579, 98932772, 148399158, 222598737, 296798316, 445197474, 890394948]

約数ペア:

[(1, 890394948), (2, 445197474), (3, 296798316), (4, 222598737), (6, 148399158), (9, 98932772), (12, 74199579), (18, 49466386), (19, 46862892), (36, 24733193), (38, 23431446), (57, 15620964), (76, 11715723), (114, 7810482), (131, 6796908), (171, 5206988), (228, 3905241), (262, 3398454), (342, 2603494), (361, 2466468), (393, 2265636), (523, 1702476), (524, 1699227), (684, 1301747), (722, 1233234), (786, 1132818), (1046, 851238), (1083, 822156), (1179, 755212), (1444, 616617), (1569, 567492), (1572, 566409), (2092, 425619), (2166, 411078), (2358, 377606), (2489, 357732), (3138, 283746), (3249, 274052), (4332, 205539), (4707, 189164), (4716, 188803), (4978, 178866), (6276, 141873), (6498, 137026), (7467, 119244), (9414, 94582), (9937, 89604), (9956, 89433), (12996, 68513), (14934, 59622), (18828, 47291), (19874, 44802), (22401, 39748), (29811, 29868)]